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Finding the Fourth Proportional to 484,525.60, 725,913.60 and 453,032.80

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Solution

The fourth proportional to 484,525.60, 725,913.60 and 453,032.80 is: 678,731.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,525.60 : 725,913.60 = 453,032.80 : x
  2. Step 2: Convert to fraction form
    484,525.60/725,913.60 = 453,032.80/x
  3. Step 3: Cross multiply
    484,525.60x = 725,913.60 × 453,032.80
  4. Step 4: Simplify right side
    484,525.60x = 328,862,670,766.08
  5. Step 5: Solve for x
    x = 328,862,670,766.08/484,525.60
  6. Step 6: Final answer
    x = 678,731.26

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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.