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Finding the Fourth Proportional to 545,698.53, 747,610.39 and 525,244.36

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Solution

The fourth proportional to 545,698.53, 747,610.39 and 525,244.36 is: 719,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,698.53 : 747,610.39 = 525,244.36 : x
  2. Step 2: Convert to fraction form
    545,698.53/747,610.39 = 525,244.36/x
  3. Step 3: Cross multiply
    545,698.53x = 747,610.39 × 525,244.36
  4. Step 4: Simplify right side
    545,698.53x = 392,678,138,198.68
  5. Step 5: Solve for x
    x = 392,678,138,198.68/545,698.53
  6. Step 6: Final answer
    x = 719,588.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.