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Finding the Fourth Proportional to 453,155.01, 625,341.44 and 249,205.93

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Solution

The fourth proportional to 453,155.01, 625,341.44 and 249,205.93 is: 343,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,155.01 : 625,341.44 = 249,205.93 : x
  2. Step 2: Convert to fraction form
    453,155.01/625,341.44 = 249,205.93/x
  3. Step 3: Cross multiply
    453,155.01x = 625,341.44 × 249,205.93
  4. Step 4: Simplify right side
    453,155.01x = 155,838,790,750.00
  5. Step 5: Solve for x
    x = 155,838,790,750.00/453,155.01
  6. Step 6: Final answer
    x = 343,897.32

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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.