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Finding the Fourth Proportional to 334,164.10, 501,246.15 and 157,017.10

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Solution

The fourth proportional to 334,164.10, 501,246.15 and 157,017.10 is: 235,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,164.10 : 501,246.15 = 157,017.10 : x
  2. Step 2: Convert to fraction form
    334,164.10/501,246.15 = 157,017.10/x
  3. Step 3: Cross multiply
    334,164.10x = 501,246.15 × 157,017.10
  4. Step 4: Simplify right side
    334,164.10x = 78,704,216,859.17
  5. Step 5: Solve for x
    x = 78,704,216,859.17/334,164.10
  6. Step 6: Final answer
    x = 235,525.65

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Double scale
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Similar ratio
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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.