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Finding the Fourth Proportional to 539,025.40, 808,610.10 and 183,950.20

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Solution

The fourth proportional to 539,025.40, 808,610.10 and 183,950.20 is: 275,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,025.40 : 808,610.10 = 183,950.20 : x
  2. Step 2: Convert to fraction form
    539,025.40/808,610.10 = 183,950.20/x
  3. Step 3: Cross multiply
    539,025.40x = 808,610.10 × 183,950.20
  4. Step 4: Simplify right side
    539,025.40x = 148,743,989,617.02
  5. Step 5: Solve for x
    x = 148,743,989,617.02/539,025.40
  6. Step 6: Final answer
    x = 275,949.87

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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.