Home / 696,337.20-1,044,505.80-459,624.51

Finding the Fourth Proportional to 696,337.20, 1,044,505.80 and 459,624.51

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Solution

The fourth proportional to 696,337.20, 1,044,505.80 and 459,624.51 is: 689,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,337.20 : 1,044,505.80 = 459,624.51 : x
  2. Step 2: Convert to fraction form
    696,337.20/1,044,505.80 = 459,624.51/x
  3. Step 3: Cross multiply
    696,337.20x = 1,044,505.80 × 459,624.51
  4. Step 4: Simplify right side
    696,337.20x = 480,080,466,517.16
  5. Step 5: Solve for x
    x = 480,080,466,517.16/696,337.20
  6. Step 6: Final answer
    x = 689,436.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.