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Finding the Fourth Proportional to 219,494.81, 329,234.88 and 93,053.71

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Solution

The fourth proportional to 219,494.81, 329,234.88 and 93,053.71 is: 139,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,494.81 : 329,234.88 = 93,053.71 : x
  2. Step 2: Convert to fraction form
    219,494.81/329,234.88 = 93,053.71/x
  3. Step 3: Cross multiply
    219,494.81x = 329,234.88 × 93,053.71
  4. Step 4: Simplify right side
    219,494.81x = 30,636,527,282.47
  5. Step 5: Solve for x
    x = 30,636,527,282.47/219,494.81
  6. Step 6: Final answer
    x = 139,577.45

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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.