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Finding the Fourth Proportional to 453,036.75, 625,177.49 and 249,087.45

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Solution

The fourth proportional to 453,036.75, 625,177.49 and 249,087.45 is: 343,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,036.75 : 625,177.49 = 249,087.45 : x
  2. Step 2: Convert to fraction form
    453,036.75/625,177.49 = 249,087.45/x
  3. Step 3: Cross multiply
    453,036.75x = 625,177.49 × 249,087.45
  4. Step 4: Simplify right side
    453,036.75x = 155,723,869,281.60
  5. Step 5: Solve for x
    x = 155,723,869,281.60/453,036.75
  6. Step 6: Final answer
    x = 343,733.42

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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.