Home / 926,569.88-1,278,006.18-564,016.88

Finding the Fourth Proportional to 926,569.88, 1,278,006.18 and 564,016.88

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Solution

The fourth proportional to 926,569.88, 1,278,006.18 and 564,016.88 is: 777,941.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,569.88 : 1,278,006.18 = 564,016.88 : x
  2. Step 2: Convert to fraction form
    926,569.88/1,278,006.18 = 564,016.88/x
  3. Step 3: Cross multiply
    926,569.88x = 1,278,006.18 × 564,016.88
  4. Step 4: Simplify right side
    926,569.88x = 720,817,058,264.32
  5. Step 5: Solve for x
    x = 720,817,058,264.32/926,569.88
  6. Step 6: Final answer
    x = 777,941.39

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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.