Home / 917,344.54-1,376,031.14-277,655.24

Finding the Fourth Proportional to 917,344.54, 1,376,031.14 and 277,655.24

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Solution

The fourth proportional to 917,344.54, 1,376,031.14 and 277,655.24 is: 416,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,344.54 : 1,376,031.14 = 277,655.24 : x
  2. Step 2: Convert to fraction form
    917,344.54/1,376,031.14 = 277,655.24/x
  3. Step 3: Cross multiply
    917,344.54x = 1,376,031.14 × 277,655.24
  4. Step 4: Simplify right side
    917,344.54x = 382,062,259,517.18
  5. Step 5: Solve for x
    x = 382,062,259,517.18/917,344.54
  6. Step 6: Final answer
    x = 416,487.20

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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.