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Finding the Fourth Proportional to 358,374.75, 537,562.13 and 109,056.75

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Solution

The fourth proportional to 358,374.75, 537,562.13 and 109,056.75 is: 163,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,374.75 : 537,562.13 = 109,056.75 : x
  2. Step 2: Convert to fraction form
    358,374.75/537,562.13 = 109,056.75/x
  3. Step 3: Cross multiply
    358,374.75x = 537,562.13 × 109,056.75
  4. Step 4: Simplify right side
    358,374.75x = 58,624,778,275.59
  5. Step 5: Solve for x
    x = 58,624,778,275.59/358,374.75
  6. Step 6: Final answer
    x = 163,585.13

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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.