Home / 917,924.04-1,376,560.25-269,319.21

Finding the Fourth Proportional to 917,924.04, 1,376,560.25 and 269,319.21

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Solution

The fourth proportional to 917,924.04, 1,376,560.25 and 269,319.21 is: 403,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,924.04 : 1,376,560.25 = 269,319.21 : x
  2. Step 2: Convert to fraction form
    917,924.04/1,376,560.25 = 269,319.21/x
  3. Step 3: Cross multiply
    917,924.04x = 1,376,560.25 × 269,319.21
  4. Step 4: Simplify right side
    917,924.04x = 370,734,122,806.73
  5. Step 5: Solve for x
    x = 370,734,122,806.73/917,924.04
  6. Step 6: Final answer
    x = 403,883.23

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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.