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Finding the Fourth Proportional to 235,030.60, 352,545.90 and 199,601.20

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Solution

The fourth proportional to 235,030.60, 352,545.90 and 199,601.20 is: 299,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,030.60 : 352,545.90 = 199,601.20 : x
  2. Step 2: Convert to fraction form
    235,030.60/352,545.90 = 199,601.20/x
  3. Step 3: Cross multiply
    235,030.60x = 352,545.90 × 199,601.20
  4. Step 4: Simplify right side
    235,030.60x = 70,368,584,695.08
  5. Step 5: Solve for x
    x = 70,368,584,695.08/235,030.60
  6. Step 6: Final answer
    x = 299,401.80

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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.