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Finding the Fourth Proportional to 453,251.98, 625,444.23 and 249,299.38

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Solution

The fourth proportional to 453,251.98, 625,444.23 and 249,299.38 is: 344,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,251.98 : 625,444.23 = 249,299.38 : x
  2. Step 2: Convert to fraction form
    453,251.98/625,444.23 = 249,299.38/x
  3. Step 3: Cross multiply
    453,251.98x = 625,444.23 × 249,299.38
  4. Step 4: Simplify right side
    453,251.98x = 155,922,858,763.58
  5. Step 5: Solve for x
    x = 155,922,858,763.58/453,251.98
  6. Step 6: Final answer
    x = 344,009.22

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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.