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Finding the Fourth Proportional to 453,212.01, 625,447.83 and 249,271.53

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Solution

The fourth proportional to 453,212.01, 625,447.83 and 249,271.53 is: 344,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,212.01 : 625,447.83 = 249,271.53 : x
  2. Step 2: Convert to fraction form
    453,212.01/625,447.83 = 249,271.53/x
  3. Step 3: Cross multiply
    453,212.01x = 625,447.83 × 249,271.53
  4. Step 4: Simplify right side
    453,212.01x = 155,906,334,706.47
  5. Step 5: Solve for x
    x = 155,906,334,706.47/453,212.01
  6. Step 6: Final answer
    x = 344,003.10

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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.