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Finding the Fourth Proportional to 247,103.90, 370,515.40 and 97,262.94

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Solution

The fourth proportional to 247,103.90, 370,515.40 and 97,262.94 is: 145,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,103.90 : 370,515.40 = 97,262.94 : x
  2. Step 2: Convert to fraction form
    247,103.90/370,515.40 = 97,262.94/x
  3. Step 3: Cross multiply
    247,103.90x = 370,515.40 × 97,262.94
  4. Step 4: Simplify right side
    247,103.90x = 36,037,418,265.55
  5. Step 5: Solve for x
    x = 36,037,418,265.55/247,103.90
  6. Step 6: Final answer
    x = 145,839.13

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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.