Home / 417,719.55-576,354.15-236,431.46

Finding the Fourth Proportional to 417,719.55, 576,354.15 and 236,431.46

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Solution

The fourth proportional to 417,719.55, 576,354.15 and 236,431.46 is: 326,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,719.55 : 576,354.15 = 236,431.46 : x
  2. Step 2: Convert to fraction form
    417,719.55/576,354.15 = 236,431.46/x
  3. Step 3: Cross multiply
    417,719.55x = 576,354.15 × 236,431.46
  4. Step 4: Simplify right side
    417,719.55x = 136,268,250,279.79
  5. Step 5: Solve for x
    x = 136,268,250,279.79/417,719.55
  6. Step 6: Final answer
    x = 326,219.47

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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.