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Finding the Fourth Proportional to 653,555.52, 901,888.63 and 363,159.59

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Solution

The fourth proportional to 653,555.52, 901,888.63 and 363,159.59 is: 501,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,555.52 : 901,888.63 = 363,159.59 : x
  2. Step 2: Convert to fraction form
    653,555.52/901,888.63 = 363,159.59/x
  3. Step 3: Cross multiply
    653,555.52x = 901,888.63 × 363,159.59
  4. Step 4: Simplify right side
    653,555.52x = 327,529,499,679.12
  5. Step 5: Solve for x
    x = 327,529,499,679.12/653,555.52
  6. Step 6: Final answer
    x = 501,150.23

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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.