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Finding the Fourth Proportional to 453,000.57, 625,141.20 and 249,054.96

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Solution

The fourth proportional to 453,000.57, 625,141.20 and 249,054.96 is: 343,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,000.57 : 625,141.20 = 249,054.96 : x
  2. Step 2: Convert to fraction form
    453,000.57/625,141.20 = 249,054.96/x
  3. Step 3: Cross multiply
    453,000.57x = 625,141.20 × 249,054.96
  4. Step 4: Simplify right side
    453,000.57x = 155,694,516,560.35
  5. Step 5: Solve for x
    x = 155,694,516,560.35/453,000.57
  6. Step 6: Final answer
    x = 343,696.07

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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.