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Finding the Fourth Proportional to 622,776.36, 934,520.04 and 243,728.04

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Solution

The fourth proportional to 622,776.36, 934,520.04 and 243,728.04 is: 365,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,776.36 : 934,520.04 = 243,728.04 : x
  2. Step 2: Convert to fraction form
    622,776.36/934,520.04 = 243,728.04/x
  3. Step 3: Cross multiply
    622,776.36x = 934,520.04 × 243,728.04
  4. Step 4: Simplify right side
    622,776.36x = 227,768,737,689.92
  5. Step 5: Solve for x
    x = 227,768,737,689.92/622,776.36
  6. Step 6: Final answer
    x = 365,731.19

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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.