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Finding the Fourth Proportional to 651,143.60, 898,535.40 and 364,598

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Solution

The fourth proportional to 651,143.60, 898,535.40 and 364,598 is: 503,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,143.60 : 898,535.40 = 364,598 : x
  2. Step 2: Convert to fraction form
    651,143.60/898,535.40 = 364,598/x
  3. Step 3: Cross multiply
    651,143.60x = 898,535.40 × 364,598
  4. Step 4: Simplify right side
    651,143.60x = 327,604,209,769.20
  5. Step 5: Solve for x
    x = 327,604,209,769.20/651,143.60
  6. Step 6: Final answer
    x = 503,121.29

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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.