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Finding the Fourth Proportional to 453,000.95, 625,141.71 and 249,055.34

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Solution

The fourth proportional to 453,000.95, 625,141.71 and 249,055.34 is: 343,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,000.95 : 625,141.71 = 249,055.34 : x
  2. Step 2: Convert to fraction form
    453,000.95/625,141.71 = 249,055.34/x
  3. Step 3: Cross multiply
    453,000.95x = 625,141.71 × 249,055.34
  4. Step 4: Simplify right side
    453,000.95x = 155,694,878,006.52
  5. Step 5: Solve for x
    x = 155,694,878,006.52/453,000.95
  6. Step 6: Final answer
    x = 343,696.59

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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.