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Finding the Fourth Proportional to 598,603.80, 897,948.90 and 361,435.80

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Solution

The fourth proportional to 598,603.80, 897,948.90 and 361,435.80 is: 542,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,603.80 : 897,948.90 = 361,435.80 : x
  2. Step 2: Convert to fraction form
    598,603.80/897,948.90 = 361,435.80/x
  3. Step 3: Cross multiply
    598,603.80x = 897,948.90 × 361,435.80
  4. Step 4: Simplify right side
    598,603.80x = 324,550,879,030.62
  5. Step 5: Solve for x
    x = 324,550,879,030.62/598,603.80
  6. Step 6: Final answer
    x = 542,179.78

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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.