Home / 1,048,218.30-1,572,327.45-290,058.30

Finding the Fourth Proportional to 1,048,218.30, 1,572,327.45 and 290,058.30

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Solution

The fourth proportional to 1,048,218.30, 1,572,327.45 and 290,058.30 is: 435,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,218.30 : 1,572,327.45 = 290,058.30 : x
  2. Step 2: Convert to fraction form
    1,048,218.30/1,572,327.45 = 290,058.30/x
  3. Step 3: Cross multiply
    1,048,218.30x = 1,572,327.45 × 290,058.30
  4. Step 4: Simplify right side
    1,048,218.30x = 456,066,627,190.34
  5. Step 5: Solve for x
    x = 456,066,627,190.34/1,048,218.30
  6. Step 6: Final answer
    x = 435,087.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.