Home / 925,577.49-1,277,299.94-517,686.33

Finding the Fourth Proportional to 925,577.49, 1,277,299.94 and 517,686.33

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Solution

The fourth proportional to 925,577.49, 1,277,299.94 and 517,686.33 is: 714,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,577.49 : 1,277,299.94 = 517,686.33 : x
  2. Step 2: Convert to fraction form
    925,577.49/1,277,299.94 = 517,686.33/x
  3. Step 3: Cross multiply
    925,577.49x = 1,277,299.94 × 517,686.33
  4. Step 4: Simplify right side
    925,577.49x = 661,240,718,247.82
  5. Step 5: Solve for x
    x = 661,240,718,247.82/925,577.49
  6. Step 6: Final answer
    x = 714,408.82

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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.