Home / 761,561.56-1,141,096.14-461,132.20

Finding the Fourth Proportional to 761,561.56, 1,141,096.14 and 461,132.20

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Solution

The fourth proportional to 761,561.56, 1,141,096.14 and 461,132.20 is: 690,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,561.56 : 1,141,096.14 = 461,132.20 : x
  2. Step 2: Convert to fraction form
    761,561.56/1,141,096.14 = 461,132.20/x
  3. Step 3: Cross multiply
    761,561.56x = 1,141,096.14 × 461,132.20
  4. Step 4: Simplify right side
    761,561.56x = 526,196,173,449.71
  5. Step 5: Solve for x
    x = 526,196,173,449.71/761,561.56
  6. Step 6: Final answer
    x = 690,943.71

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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.