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Finding the Fourth Proportional to 453,069.50, 625,251.96 and 249,135.93

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Solution

The fourth proportional to 453,069.50, 625,251.96 and 249,135.93 is: 343,816.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,069.50 : 625,251.96 = 249,135.93 : x
  2. Step 2: Convert to fraction form
    453,069.50/625,251.96 = 249,135.93/x
  3. Step 3: Cross multiply
    453,069.50x = 625,251.96 × 249,135.93
  4. Step 4: Simplify right side
    453,069.50x = 155,772,728,538.92
  5. Step 5: Solve for x
    x = 155,772,728,538.92/453,069.50
  6. Step 6: Final answer
    x = 343,816.41

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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.