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Finding the Fourth Proportional to 615,599.52, 847,632.40 and 524,751.84

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Solution

The fourth proportional to 615,599.52, 847,632.40 and 524,751.84 is: 722,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,599.52 : 847,632.40 = 524,751.84 : x
  2. Step 2: Convert to fraction form
    615,599.52/847,632.40 = 524,751.84/x
  3. Step 3: Cross multiply
    615,599.52x = 847,632.40 × 524,751.84
  4. Step 4: Simplify right side
    615,599.52x = 444,796,661,543.62
  5. Step 5: Solve for x
    x = 444,796,661,543.62/615,599.52
  6. Step 6: Final answer
    x = 722,542.25

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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.