Home / 836,539.52-1,154,330.83-473,885.71

Finding the Fourth Proportional to 836,539.52, 1,154,330.83 and 473,885.71

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Solution

The fourth proportional to 836,539.52, 1,154,330.83 and 473,885.71 is: 653,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,539.52 : 1,154,330.83 = 473,885.71 : x
  2. Step 2: Convert to fraction form
    836,539.52/1,154,330.83 = 473,885.71/x
  3. Step 3: Cross multiply
    836,539.52x = 1,154,330.83 × 473,885.71
  4. Step 4: Simplify right side
    836,539.52x = 547,020,882,655.97
  5. Step 5: Solve for x
    x = 547,020,882,655.97/836,539.52
  6. Step 6: Final answer
    x = 653,909.20

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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.