Home / 1,003,058.56-1,384,208.40-550,349.20

Finding the Fourth Proportional to 1,003,058.56, 1,384,208.40 and 550,349.20

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Solution

The fourth proportional to 1,003,058.56, 1,384,208.40 and 550,349.20 is: 759,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,058.56 : 1,384,208.40 = 550,349.20 : x
  2. Step 2: Convert to fraction form
    1,003,058.56/1,384,208.40 = 550,349.20/x
  3. Step 3: Cross multiply
    1,003,058.56x = 1,384,208.40 × 550,349.20
  4. Step 4: Simplify right side
    1,003,058.56x = 761,797,985,573.28
  5. Step 5: Solve for x
    x = 761,797,985,573.28/1,003,058.56
  6. Step 6: Final answer
    x = 759,475.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.