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Finding the Fourth Proportional to 453,882.54, 626,337.68 and 260,151.36

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Solution

The fourth proportional to 453,882.54, 626,337.68 and 260,151.36 is: 358,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,882.54 : 626,337.68 = 260,151.36 : x
  2. Step 2: Convert to fraction form
    453,882.54/626,337.68 = 260,151.36/x
  3. Step 3: Cross multiply
    453,882.54x = 626,337.68 × 260,151.36
  4. Step 4: Simplify right side
    453,882.54x = 162,942,599,271.25
  5. Step 5: Solve for x
    x = 162,942,599,271.25/453,882.54
  6. Step 6: Final answer
    x = 358,997.28

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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.