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Finding the Fourth Proportional to 956,997.20, 1,435,498 and 898,538.96

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Solution

The fourth proportional to 956,997.20, 1,435,498 and 898,538.96 is: 1,347,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,997.20 : 1,435,498 = 898,538.96 : x
  2. Step 2: Convert to fraction form
    956,997.20/1,435,498 = 898,538.96/x
  3. Step 3: Cross multiply
    956,997.20x = 1,435,498 × 898,538.96
  4. Step 4: Simplify right side
    956,997.20x = 1,289,850,880,002.08
  5. Step 5: Solve for x
    x = 1,289,850,880,002.08/956,997.20
  6. Step 6: Final answer
    x = 1,347,810.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.