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Finding the Fourth Proportional to 453,002, 625,143.16 and 249,056.39

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Solution

The fourth proportional to 453,002, 625,143.16 and 249,056.39 is: 343,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,002 : 625,143.16 = 249,056.39 : x
  2. Step 2: Convert to fraction form
    453,002/625,143.16 = 249,056.39/x
  3. Step 3: Cross multiply
    453,002x = 625,143.16 × 249,056.39
  4. Step 4: Simplify right side
    453,002x = 155,695,898,662.79
  5. Step 5: Solve for x
    x = 155,695,898,662.79/453,002
  6. Step 6: Final answer
    x = 343,698.04

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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.