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Finding the Fourth Proportional to 653,389.65, 901,722.51 and 363,036.24

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Solution

The fourth proportional to 653,389.65, 901,722.51 and 363,036.24 is: 501,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,389.65 : 901,722.51 = 363,036.24 : x
  2. Step 2: Convert to fraction form
    653,389.65/901,722.51 = 363,036.24/x
  3. Step 3: Cross multiply
    653,389.65x = 901,722.51 × 363,036.24
  4. Step 4: Simplify right side
    653,389.65x = 327,357,949,553.76
  5. Step 5: Solve for x
    x = 327,357,949,553.76/653,389.65
  6. Step 6: Final answer
    x = 501,014.90

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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.