Home / 841,717.26-1,160,067.69-637,278.35

Finding the Fourth Proportional to 841,717.26, 1,160,067.69 and 637,278.35

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Solution

The fourth proportional to 841,717.26, 1,160,067.69 and 637,278.35 is: 878,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,717.26 : 1,160,067.69 = 637,278.35 : x
  2. Step 2: Convert to fraction form
    841,717.26/1,160,067.69 = 637,278.35/x
  3. Step 3: Cross multiply
    841,717.26x = 1,160,067.69 × 637,278.35
  4. Step 4: Simplify right side
    841,717.26x = 739,286,017,571.17
  5. Step 5: Solve for x
    x = 739,286,017,571.17/841,717.26
  6. Step 6: Final answer
    x = 878,306.83

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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.