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Finding the Fourth Proportional to 453,221.52, 625,460.98 and 249,281.04

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Solution

The fourth proportional to 453,221.52, 625,460.98 and 249,281.04 is: 344,016.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,221.52 : 625,460.98 = 249,281.04 : x
  2. Step 2: Convert to fraction form
    453,221.52/625,460.98 = 249,281.04/x
  3. Step 3: Cross multiply
    453,221.52x = 625,460.98 × 249,281.04
  4. Step 4: Simplify right side
    453,221.52x = 155,915,563,573.82
  5. Step 5: Solve for x
    x = 155,915,563,573.82/453,221.52
  6. Step 6: Final answer
    x = 344,016.24

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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.