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Finding the Fourth Proportional to 330,951.86, 456,699.16 and 183,767.55

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Solution

The fourth proportional to 330,951.86, 456,699.16 and 183,767.55 is: 253,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,951.86 : 456,699.16 = 183,767.55 : x
  2. Step 2: Convert to fraction form
    330,951.86/456,699.16 = 183,767.55/x
  3. Step 3: Cross multiply
    330,951.86x = 456,699.16 × 183,767.55
  4. Step 4: Simplify right side
    330,951.86x = 83,926,486,806.28
  5. Step 5: Solve for x
    x = 83,926,486,806.28/330,951.86
  6. Step 6: Final answer
    x = 253,591.22

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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.