Home / 694,347.95-1,036,908.13-686,833.04

Finding the Fourth Proportional to 694,347.95, 1,036,908.13 and 686,833.04

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Solution

The fourth proportional to 694,347.95, 1,036,908.13 and 686,833.04 is: 1,025,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,347.95 : 1,036,908.13 = 686,833.04 : x
  2. Step 2: Convert to fraction form
    694,347.95/1,036,908.13 = 686,833.04/x
  3. Step 3: Cross multiply
    694,347.95x = 1,036,908.13 × 686,833.04
  4. Step 4: Simplify right side
    694,347.95x = 712,182,759,694.45
  5. Step 5: Solve for x
    x = 712,182,759,694.45/694,347.95
  6. Step 6: Final answer
    x = 1,025,685.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.