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Finding the Fourth Proportional to 556,458.71, 834,754.28 and 177,246.27

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Solution

The fourth proportional to 556,458.71, 834,754.28 and 177,246.27 is: 265,890.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,458.71 : 834,754.28 = 177,246.27 : x
  2. Step 2: Convert to fraction form
    556,458.71/834,754.28 = 177,246.27/x
  3. Step 3: Cross multiply
    556,458.71x = 834,754.28 × 177,246.27
  4. Step 4: Simplify right side
    556,458.71x = 147,957,081,610.30
  5. Step 5: Solve for x
    x = 147,957,081,610.30/556,458.71
  6. Step 6: Final answer
    x = 265,890.50

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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.