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Finding the Fourth Proportional to 345,651.68, 518,475.08 and 96,333.68

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Solution

The fourth proportional to 345,651.68, 518,475.08 and 96,333.68 is: 144,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,651.68 : 518,475.08 = 96,333.68 : x
  2. Step 2: Convert to fraction form
    345,651.68/518,475.08 = 96,333.68/x
  3. Step 3: Cross multiply
    345,651.68x = 518,475.08 × 96,333.68
  4. Step 4: Simplify right side
    345,651.68x = 49,946,612,444.69
  5. Step 5: Solve for x
    x = 49,946,612,444.69/345,651.68
  6. Step 6: Final answer
    x = 144,499.84

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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.