Home / 835,987.76-1,154,141.33-550,338.23

Finding the Fourth Proportional to 835,987.76, 1,154,141.33 and 550,338.23

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Solution

The fourth proportional to 835,987.76, 1,154,141.33 and 550,338.23 is: 759,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,987.76 : 1,154,141.33 = 550,338.23 : x
  2. Step 2: Convert to fraction form
    835,987.76/1,154,141.33 = 550,338.23/x
  3. Step 3: Cross multiply
    835,987.76x = 1,154,141.33 × 550,338.23
  4. Step 4: Simplify right side
    835,987.76x = 635,168,096,722.05
  5. Step 5: Solve for x
    x = 635,168,096,722.05/835,987.76
  6. Step 6: Final answer
    x = 759,781.57

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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.