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Finding the Fourth Proportional to 453,343.80, 625,594.71 and 249,381.79

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Solution

The fourth proportional to 453,343.80, 625,594.71 and 249,381.79 is: 344,136.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,343.80 : 625,594.71 = 249,381.79 : x
  2. Step 2: Convert to fraction form
    453,343.80/625,594.71 = 249,381.79/x
  3. Step 3: Cross multiply
    453,343.80x = 625,594.71 × 249,381.79
  4. Step 4: Simplify right side
    453,343.80x = 156,011,926,562.75
  5. Step 5: Solve for x
    x = 156,011,926,562.75/453,343.80
  6. Step 6: Final answer
    x = 344,136.01

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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.