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Finding the Fourth Proportional to 369,700.68, 510,186.96 and 199,934.76

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Solution

The fourth proportional to 369,700.68, 510,186.96 and 199,934.76 is: 275,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,700.68 : 510,186.96 = 199,934.76 : x
  2. Step 2: Convert to fraction form
    369,700.68/510,186.96 = 199,934.76/x
  3. Step 3: Cross multiply
    369,700.68x = 510,186.96 × 199,934.76
  4. Step 4: Simplify right side
    369,700.68x = 102,004,107,402.73
  5. Step 5: Solve for x
    x = 102,004,107,402.73/369,700.68
  6. Step 6: Final answer
    x = 275,909.98

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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.