Home / 926,570.88-1,278,007.56-564,017.88

Finding the Fourth Proportional to 926,570.88, 1,278,007.56 and 564,017.88

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Solution

The fourth proportional to 926,570.88, 1,278,007.56 and 564,017.88 is: 777,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,570.88 : 1,278,007.56 = 564,017.88 : x
  2. Step 2: Convert to fraction form
    926,570.88/1,278,007.56 = 564,017.88/x
  3. Step 3: Cross multiply
    926,570.88x = 1,278,007.56 × 564,017.88
  4. Step 4: Simplify right side
    926,570.88x = 720,819,114,615.17
  5. Step 5: Solve for x
    x = 720,819,114,615.17/926,570.88
  6. Step 6: Final answer
    x = 777,942.77

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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.