Home / 756,016.17-1,041,866.84-540,782.55

Finding the Fourth Proportional to 756,016.17, 1,041,866.84 and 540,782.55

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Solution

The fourth proportional to 756,016.17, 1,041,866.84 and 540,782.55 is: 745,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,016.17 : 1,041,866.84 = 540,782.55 : x
  2. Step 2: Convert to fraction form
    756,016.17/1,041,866.84 = 540,782.55/x
  3. Step 3: Cross multiply
    756,016.17x = 1,041,866.84 × 540,782.55
  4. Step 4: Simplify right side
    756,016.17x = 563,423,403,791.73
  5. Step 5: Solve for x
    x = 563,423,403,791.73/756,016.17
  6. Step 6: Final answer
    x = 745,253.11

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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.