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Finding the Fourth Proportional to 199,614.98, 297,894.80 and 178,315.83

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Solution

The fourth proportional to 199,614.98, 297,894.80 and 178,315.83 is: 266,109.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,614.98 : 297,894.80 = 178,315.83 : x
  2. Step 2: Convert to fraction form
    199,614.98/297,894.80 = 178,315.83/x
  3. Step 3: Cross multiply
    199,614.98x = 297,894.80 × 178,315.83
  4. Step 4: Simplify right side
    199,614.98x = 53,119,357,957.45
  5. Step 5: Solve for x
    x = 53,119,357,957.45/199,614.98
  6. Step 6: Final answer
    x = 266,109.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.