Home / 696,154.13-1,044,232.10-190,719.55

Finding the Fourth Proportional to 696,154.13, 1,044,232.10 and 190,719.55

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Solution

The fourth proportional to 696,154.13, 1,044,232.10 and 190,719.55 is: 286,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,154.13 : 1,044,232.10 = 190,719.55 : x
  2. Step 2: Convert to fraction form
    696,154.13/1,044,232.10 = 190,719.55/x
  3. Step 3: Cross multiply
    696,154.13x = 1,044,232.10 × 190,719.55
  4. Step 4: Simplify right side
    696,154.13x = 199,155,476,207.56
  5. Step 5: Solve for x
    x = 199,155,476,207.56/696,154.13
  6. Step 6: Final answer
    x = 286,079.57

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Double scale
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Similar ratio
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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.