Home / 696,121.57-1,044,183.17-190,686.90

Finding the Fourth Proportional to 696,121.57, 1,044,183.17 and 190,686.90

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Solution

The fourth proportional to 696,121.57, 1,044,183.17 and 190,686.90 is: 286,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,121.57 : 1,044,183.17 = 190,686.90 : x
  2. Step 2: Convert to fraction form
    696,121.57/1,044,183.17 = 190,686.90/x
  3. Step 3: Cross multiply
    696,121.57x = 1,044,183.17 × 190,686.90
  4. Step 4: Simplify right side
    696,121.57x = 199,112,051,719.47
  5. Step 5: Solve for x
    x = 199,112,051,719.47/696,121.57
  6. Step 6: Final answer
    x = 286,030.57

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.