Home / 857,995.91-1,184,018.60-476,014.49

Finding the Fourth Proportional to 857,995.91, 1,184,018.60 and 476,014.49

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Solution

The fourth proportional to 857,995.91, 1,184,018.60 and 476,014.49 is: 656,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,995.91 : 1,184,018.60 = 476,014.49 : x
  2. Step 2: Convert to fraction form
    857,995.91/1,184,018.60 = 476,014.49/x
  3. Step 3: Cross multiply
    857,995.91x = 1,184,018.60 × 476,014.49
  4. Step 4: Simplify right side
    857,995.91x = 563,610,001,729.35
  5. Step 5: Solve for x
    x = 563,610,001,729.35/857,995.91
  6. Step 6: Final answer
    x = 656,891.25

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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.