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Finding the Fourth Proportional to 653,370.17, 901,661.47 and 363,000.47

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Solution

The fourth proportional to 653,370.17, 901,661.47 and 363,000.47 is: 500,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,370.17 : 901,661.47 = 363,000.47 : x
  2. Step 2: Convert to fraction form
    653,370.17/901,661.47 = 363,000.47/x
  3. Step 3: Cross multiply
    653,370.17x = 901,661.47 × 363,000.47
  4. Step 4: Simplify right side
    653,370.17x = 327,303,542,892.69
  5. Step 5: Solve for x
    x = 327,303,542,892.69/653,370.17
  6. Step 6: Final answer
    x = 500,946.56

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1.5x scale

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.