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Finding the Fourth Proportional to 453,051.48, 625,227.10 and 249,117.93

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Solution

The fourth proportional to 453,051.48, 625,227.10 and 249,117.93 is: 343,791.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,051.48 : 625,227.10 = 249,117.93 : x
  2. Step 2: Convert to fraction form
    453,051.48/625,227.10 = 249,117.93/x
  3. Step 3: Cross multiply
    453,051.48x = 625,227.10 × 249,117.93
  4. Step 4: Simplify right side
    453,051.48x = 155,755,281,710.40
  5. Step 5: Solve for x
    x = 155,755,281,710.40/453,051.48
  6. Step 6: Final answer
    x = 343,791.58

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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.