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Finding the Fourth Proportional to 360,285.55, 540,505.51 and 107,585.93

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Solution

The fourth proportional to 360,285.55, 540,505.51 and 107,585.93 is: 161,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,285.55 : 540,505.51 = 107,585.93 : x
  2. Step 2: Convert to fraction form
    360,285.55/540,505.51 = 107,585.93/x
  3. Step 3: Cross multiply
    360,285.55x = 540,505.51 × 107,585.93
  4. Step 4: Simplify right side
    360,285.55x = 58,150,789,045.77
  5. Step 5: Solve for x
    x = 58,150,789,045.77/360,285.55
  6. Step 6: Final answer
    x = 161,401.95

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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.