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Finding the Fourth Proportional to 357,834.02, 536,750.67 and 91,594.11

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Solution

The fourth proportional to 357,834.02, 536,750.67 and 91,594.11 is: 137,391.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,834.02 : 536,750.67 = 91,594.11 : x
  2. Step 2: Convert to fraction form
    357,834.02/536,750.67 = 91,594.11/x
  3. Step 3: Cross multiply
    357,834.02x = 536,750.67 × 91,594.11
  4. Step 4: Simplify right side
    357,834.02x = 49,163,197,226.80
  5. Step 5: Solve for x
    x = 49,163,197,226.80/357,834.02
  6. Step 6: Final answer
    x = 137,391.07

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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.