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Finding the Fourth Proportional to 336,649.38, 464,585.86 and 185,756.10

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Solution

The fourth proportional to 336,649.38, 464,585.86 and 185,756.10 is: 256,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,649.38 : 464,585.86 = 185,756.10 : x
  2. Step 2: Convert to fraction form
    336,649.38/464,585.86 = 185,756.10/x
  3. Step 3: Cross multiply
    336,649.38x = 464,585.86 × 185,756.10
  4. Step 4: Simplify right side
    336,649.38x = 86,299,655,145.82
  5. Step 5: Solve for x
    x = 86,299,655,145.82/336,649.38
  6. Step 6: Final answer
    x = 256,348.78

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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.