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Finding the Fourth Proportional to 453,358.56, 625,634.88 and 249,412.32

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Solution

The fourth proportional to 453,358.56, 625,634.88 and 249,412.32 is: 344,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,358.56 : 625,634.88 = 249,412.32 : x
  2. Step 2: Convert to fraction form
    453,358.56/625,634.88 = 249,412.32/x
  3. Step 3: Cross multiply
    453,358.56x = 625,634.88 × 249,412.32
  4. Step 4: Simplify right side
    453,358.56x = 156,041,046,893.72
  5. Step 5: Solve for x
    x = 156,041,046,893.72/453,358.56
  6. Step 6: Final answer
    x = 344,189.04

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1.5x scale

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.