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Finding the Fourth Proportional to 556,760.30, 835,140.11 and 201,773.75

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Solution

The fourth proportional to 556,760.30, 835,140.11 and 201,773.75 is: 302,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,760.30 : 835,140.11 = 201,773.75 : x
  2. Step 2: Convert to fraction form
    556,760.30/835,140.11 = 201,773.75/x
  3. Step 3: Cross multiply
    556,760.30x = 835,140.11 × 201,773.75
  4. Step 4: Simplify right side
    556,760.30x = 168,509,346,585.54
  5. Step 5: Solve for x
    x = 168,509,346,585.54/556,760.30
  6. Step 6: Final answer
    x = 302,660.50

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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.