Home / 341,280.10-511,701.42-141,738.22

Finding the Fourth Proportional to 341,280.10, 511,701.42 and 141,738.22

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Solution

The fourth proportional to 341,280.10, 511,701.42 and 141,738.22 is: 212,516.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,280.10 : 511,701.42 = 141,738.22 : x
  2. Step 2: Convert to fraction form
    341,280.10/511,701.42 = 141,738.22/x
  3. Step 3: Cross multiply
    341,280.10x = 511,701.42 × 141,738.22
  4. Step 4: Simplify right side
    341,280.10x = 72,527,648,442.27
  5. Step 5: Solve for x
    x = 72,527,648,442.27/341,280.10
  6. Step 6: Final answer
    x = 212,516.49

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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.