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Finding the Fourth Proportional to 230,560.54, 345,373.35 and 130,510.42

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Solution

The fourth proportional to 230,560.54, 345,373.35 and 130,510.42 is: 195,501.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,560.54 : 345,373.35 = 130,510.42 : x
  2. Step 2: Convert to fraction form
    230,560.54/345,373.35 = 130,510.42/x
  3. Step 3: Cross multiply
    230,560.54x = 345,373.35 × 130,510.42
  4. Step 4: Simplify right side
    230,560.54x = 45,074,820,965.31
  5. Step 5: Solve for x
    x = 45,074,820,965.31/230,560.54
  6. Step 6: Final answer
    x = 195,501.02

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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.