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Finding the Fourth Proportional to 598,277.80, 897,999.90 and 299,096.20

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Solution

The fourth proportional to 598,277.80, 897,999.90 and 299,096.20 is: 448,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,277.80 : 897,999.90 = 299,096.20 : x
  2. Step 2: Convert to fraction form
    598,277.80/897,999.90 = 299,096.20/x
  3. Step 3: Cross multiply
    598,277.80x = 897,999.90 × 299,096.20
  4. Step 4: Simplify right side
    598,277.80x = 268,588,357,690.38
  5. Step 5: Solve for x
    x = 268,588,357,690.38/598,277.80
  6. Step 6: Final answer
    x = 448,935.86

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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.