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Finding the Fourth Proportional to 291,547.04, 437,320.57 and 166,800.56

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Solution

The fourth proportional to 291,547.04, 437,320.57 and 166,800.56 is: 250,200.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,547.04 : 437,320.57 = 166,800.56 : x
  2. Step 2: Convert to fraction form
    291,547.04/437,320.57 = 166,800.56/x
  3. Step 3: Cross multiply
    291,547.04x = 437,320.57 × 166,800.56
  4. Step 4: Simplify right side
    291,547.04x = 72,945,316,651.82
  5. Step 5: Solve for x
    x = 72,945,316,651.82/291,547.04
  6. Step 6: Final answer
    x = 250,200.85

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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.