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Finding the Fourth Proportional to 614,496.96, 847,771.65 and 453,737.88

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Solution

The fourth proportional to 614,496.96, 847,771.65 and 453,737.88 is: 625,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,496.96 : 847,771.65 = 453,737.88 : x
  2. Step 2: Convert to fraction form
    614,496.96/847,771.65 = 453,737.88/x
  3. Step 3: Cross multiply
    614,496.96x = 847,771.65 × 453,737.88
  4. Step 4: Simplify right side
    614,496.96x = 384,666,111,195.10
  5. Step 5: Solve for x
    x = 384,666,111,195.10/614,496.96
  6. Step 6: Final answer
    x = 625,985.38

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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.