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Finding the Fourth Proportional to 550,253.00, 759,026.61 and 345,980.18

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Solution

The fourth proportional to 550,253.00, 759,026.61 and 345,980.18 is: 477,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,253.00 : 759,026.61 = 345,980.18 : x
  2. Step 2: Convert to fraction form
    550,253.00/759,026.61 = 345,980.18/x
  3. Step 3: Cross multiply
    550,253.00x = 759,026.61 × 345,980.18
  4. Step 4: Simplify right side
    550,253.00x = 262,608,159,357.46
  5. Step 5: Solve for x
    x = 262,608,159,357.46/550,253.00
  6. Step 6: Final answer
    x = 477,249.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.