Home / 808,188.68-1,113,249.85-616,869.92

Finding the Fourth Proportional to 808,188.68, 1,113,249.85 and 616,869.92

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Solution

The fourth proportional to 808,188.68, 1,113,249.85 and 616,869.92 is: 849,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,188.68 : 1,113,249.85 = 616,869.92 : x
  2. Step 2: Convert to fraction form
    808,188.68/1,113,249.85 = 616,869.92/x
  3. Step 3: Cross multiply
    808,188.68x = 1,113,249.85 × 616,869.92
  4. Step 4: Simplify right side
    808,188.68x = 686,730,347,150.46
  5. Step 5: Solve for x
    x = 686,730,347,150.46/808,188.68
  6. Step 6: Final answer
    x = 849,715.37

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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.