Home / 386,150.10-532,887.30-235,247.10

Finding the Fourth Proportional to 386,150.10, 532,887.30 and 235,247.10

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Solution

The fourth proportional to 386,150.10, 532,887.30 and 235,247.10 is: 324,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,150.10 : 532,887.30 = 235,247.10 : x
  2. Step 2: Convert to fraction form
    386,150.10/532,887.30 = 235,247.10/x
  3. Step 3: Cross multiply
    386,150.10x = 532,887.30 × 235,247.10
  4. Step 4: Simplify right side
    386,150.10x = 125,360,191,951.83
  5. Step 5: Solve for x
    x = 125,360,191,951.83/386,150.10
  6. Step 6: Final answer
    x = 324,641.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.