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Finding the Fourth Proportional to 556,171.92, 767,522.52 and 301,521.96

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Solution

The fourth proportional to 556,171.92, 767,522.52 and 301,521.96 is: 416,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,171.92 : 767,522.52 = 301,521.96 : x
  2. Step 2: Convert to fraction form
    556,171.92/767,522.52 = 301,521.96/x
  3. Step 3: Cross multiply
    556,171.92x = 767,522.52 × 301,521.96
  4. Step 4: Simplify right side
    556,171.92x = 231,424,894,574.54
  5. Step 5: Solve for x
    x = 231,424,894,574.54/556,171.92
  6. Step 6: Final answer
    x = 416,103.16

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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.