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Finding the Fourth Proportional to 952,159, 1,314,003.68 and 522,439

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Solution

The fourth proportional to 952,159, 1,314,003.68 and 522,439 is: 720,979.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,159 : 1,314,003.68 = 522,439 : x
  2. Step 2: Convert to fraction form
    952,159/1,314,003.68 = 522,439/x
  3. Step 3: Cross multiply
    952,159x = 1,314,003.68 × 522,439
  4. Step 4: Simplify right side
    952,159x = 686,486,768,575.52
  5. Step 5: Solve for x
    x = 686,486,768,575.52/952,159
  6. Step 6: Final answer
    x = 720,979.13

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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.