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Finding the Fourth Proportional to 453,854.04, 626,318.64 and 249,905.76

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Solution

The fourth proportional to 453,854.04, 626,318.64 and 249,905.76 is: 344,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,854.04 : 626,318.64 = 249,905.76 : x
  2. Step 2: Convert to fraction form
    453,854.04/626,318.64 = 249,905.76/x
  3. Step 3: Cross multiply
    453,854.04x = 626,318.64 × 249,905.76
  4. Step 4: Simplify right side
    453,854.04x = 156,520,635,731.37
  5. Step 5: Solve for x
    x = 156,520,635,731.37/453,854.04
  6. Step 6: Final answer
    x = 344,869.98

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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.