Home / 833,561.19-1,149,891.48-527,121.18

Finding the Fourth Proportional to 833,561.19, 1,149,891.48 and 527,121.18

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Solution

The fourth proportional to 833,561.19, 1,149,891.48 and 527,121.18 is: 727,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,561.19 : 1,149,891.48 = 527,121.18 : x
  2. Step 2: Convert to fraction form
    833,561.19/1,149,891.48 = 527,121.18/x
  3. Step 3: Cross multiply
    833,561.19x = 1,149,891.48 × 527,121.18
  4. Step 4: Simplify right side
    833,561.19x = 606,132,153,809.55
  5. Step 5: Solve for x
    x = 606,132,153,809.55/833,561.19
  6. Step 6: Final answer
    x = 727,159.76

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Double scale
Find fourth proportional to 833,562.19, 1,149,892.86 and 527,122.18
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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.