Home / 944,195.85-1,302,990.56-514,475.87

Finding the Fourth Proportional to 944,195.85, 1,302,990.56 and 514,475.87

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Solution

The fourth proportional to 944,195.85, 1,302,990.56 and 514,475.87 is: 709,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,195.85 : 1,302,990.56 = 514,475.87 : x
  2. Step 2: Convert to fraction form
    944,195.85/1,302,990.56 = 514,475.87/x
  3. Step 3: Cross multiply
    944,195.85x = 1,302,990.56 × 514,475.87
  4. Step 4: Simplify right side
    944,195.85x = 670,357,192,870.46
  5. Step 5: Solve for x
    x = 670,357,192,870.46/944,195.85
  6. Step 6: Final answer
    x = 709,976.85

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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.