Home / 703,462.40-1,054,502.40-348,531.20

Finding the Fourth Proportional to 703,462.40, 1,054,502.40 and 348,531.20

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Solution

The fourth proportional to 703,462.40, 1,054,502.40 and 348,531.20 is: 522,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,462.40 : 1,054,502.40 = 348,531.20 : x
  2. Step 2: Convert to fraction form
    703,462.40/1,054,502.40 = 348,531.20/x
  3. Step 3: Cross multiply
    703,462.40x = 1,054,502.40 × 348,531.20
  4. Step 4: Simplify right side
    703,462.40x = 367,526,986,874.88
  5. Step 5: Solve for x
    x = 367,526,986,874.88/703,462.40
  6. Step 6: Final answer
    x = 522,454.34

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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.