Home / 410,247.30-615,079.35-157,430.10

Finding the Fourth Proportional to 410,247.30, 615,079.35 and 157,430.10

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Solution

The fourth proportional to 410,247.30, 615,079.35 and 157,430.10 is: 236,033.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,247.30 : 615,079.35 = 157,430.10 : x
  2. Step 2: Convert to fraction form
    410,247.30/615,079.35 = 157,430.10/x
  3. Step 3: Cross multiply
    410,247.30x = 615,079.35 × 157,430.10
  4. Step 4: Simplify right side
    410,247.30x = 96,832,003,578.44
  5. Step 5: Solve for x
    x = 96,832,003,578.44/410,247.30
  6. Step 6: Final answer
    x = 236,033.25

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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.