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Finding the Fourth Proportional to 453,661.60, 626,048.04 and 249,708.16

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Solution

The fourth proportional to 453,661.60, 626,048.04 and 249,708.16 is: 344,594.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,661.60 : 626,048.04 = 249,708.16 : x
  2. Step 2: Convert to fraction form
    453,661.60/626,048.04 = 249,708.16/x
  3. Step 3: Cross multiply
    453,661.60x = 626,048.04 × 249,708.16
  4. Step 4: Simplify right side
    453,661.60x = 156,329,304,140.01
  5. Step 5: Solve for x
    x = 156,329,304,140.01/453,661.60
  6. Step 6: Final answer
    x = 344,594.53

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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.