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Finding the Fourth Proportional to 199,417.92, 299,123.04 and 51,670.08

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Solution

The fourth proportional to 199,417.92, 299,123.04 and 51,670.08 is: 77,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,417.92 : 299,123.04 = 51,670.08 : x
  2. Step 2: Convert to fraction form
    199,417.92/299,123.04 = 51,670.08/x
  3. Step 3: Cross multiply
    199,417.92x = 299,123.04 × 51,670.08
  4. Step 4: Simplify right side
    199,417.92x = 15,455,711,406.64
  5. Step 5: Solve for x
    x = 15,455,711,406.64/199,417.92
  6. Step 6: Final answer
    x = 77,504.13

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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.