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Finding the Fourth Proportional to 550,868.80, 826,237.60 and 151,550.16

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Solution

The fourth proportional to 550,868.80, 826,237.60 and 151,550.16 is: 227,307.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,868.80 : 826,237.60 = 151,550.16 : x
  2. Step 2: Convert to fraction form
    550,868.80/826,237.60 = 151,550.16/x
  3. Step 3: Cross multiply
    550,868.80x = 826,237.60 × 151,550.16
  4. Step 4: Simplify right side
    550,868.80x = 125,216,440,478.02
  5. Step 5: Solve for x
    x = 125,216,440,478.02/550,868.80
  6. Step 6: Final answer
    x = 227,307.19

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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.