Home / 801,601.08-1,105,677.12-515,483.16

Finding the Fourth Proportional to 801,601.08, 1,105,677.12 and 515,483.16

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Solution

The fourth proportional to 801,601.08, 1,105,677.12 and 515,483.16 is: 711,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,601.08 : 1,105,677.12 = 515,483.16 : x
  2. Step 2: Convert to fraction form
    801,601.08/1,105,677.12 = 515,483.16/x
  3. Step 3: Cross multiply
    801,601.08x = 1,105,677.12 × 515,483.16
  4. Step 4: Simplify right side
    801,601.08x = 569,957,935,757.30
  5. Step 5: Solve for x
    x = 569,957,935,757.30/801,601.08
  6. Step 6: Final answer
    x = 711,024.41

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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.