Home / 291,446.28-402,214.14-176,805.36

Finding the Fourth Proportional to 291,446.28, 402,214.14 and 176,805.36

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Solution

The fourth proportional to 291,446.28, 402,214.14 and 176,805.36 is: 244,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,446.28 : 402,214.14 = 176,805.36 : x
  2. Step 2: Convert to fraction form
    291,446.28/402,214.14 = 176,805.36/x
  3. Step 3: Cross multiply
    291,446.28x = 402,214.14 × 176,805.36
  4. Step 4: Simplify right side
    291,446.28x = 71,113,615,819.79
  5. Step 5: Solve for x
    x = 71,113,615,819.79/291,446.28
  6. Step 6: Final answer
    x = 244,002.48

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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.