Home / 736,412.10-1,105,266.15-436,517.70

Finding the Fourth Proportional to 736,412.10, 1,105,266.15 and 436,517.70

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Solution

The fourth proportional to 736,412.10, 1,105,266.15 and 436,517.70 is: 655,160.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,412.10 : 1,105,266.15 = 436,517.70 : x
  2. Step 2: Convert to fraction form
    736,412.10/1,105,266.15 = 436,517.70/x
  3. Step 3: Cross multiply
    736,412.10x = 1,105,266.15 × 436,517.70
  4. Step 4: Simplify right side
    736,412.10x = 482,468,237,685.86
  5. Step 5: Solve for x
    x = 482,468,237,685.86/736,412.10
  6. Step 6: Final answer
    x = 655,160.66

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1.5x scale

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.