Home / 663,222.92-914,320.85-560,837.60

Finding the Fourth Proportional to 663,222.92, 914,320.85 and 560,837.60

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Solution

The fourth proportional to 663,222.92, 914,320.85 and 560,837.60 is: 773,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,222.92 : 914,320.85 = 560,837.60 : x
  2. Step 2: Convert to fraction form
    663,222.92/914,320.85 = 560,837.60/x
  3. Step 3: Cross multiply
    663,222.92x = 914,320.85 × 560,837.60
  4. Step 4: Simplify right side
    663,222.92x = 512,785,514,831.86
  5. Step 5: Solve for x
    x = 512,785,514,831.86/663,222.92
  6. Step 6: Final answer
    x = 773,172.18

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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.