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Finding the Fourth Proportional to 453,355.95, 625,606.47 and 249,373.95

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Solution

The fourth proportional to 453,355.95, 625,606.47 and 249,373.95 is: 344,122.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,355.95 : 625,606.47 = 249,373.95 : x
  2. Step 2: Convert to fraction form
    453,355.95/625,606.47 = 249,373.95/x
  3. Step 3: Cross multiply
    453,355.95x = 625,606.47 × 249,373.95
  4. Step 4: Simplify right side
    453,355.95x = 156,009,956,569.46
  5. Step 5: Solve for x
    x = 156,009,956,569.46/453,355.95
  6. Step 6: Final answer
    x = 344,122.44

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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.