Home / 416,087.19-574,216.59-243,981.21

Finding the Fourth Proportional to 416,087.19, 574,216.59 and 243,981.21

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Solution

The fourth proportional to 416,087.19, 574,216.59 and 243,981.21 is: 336,703.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,087.19 : 574,216.59 = 243,981.21 : x
  2. Step 2: Convert to fraction form
    416,087.19/574,216.59 = 243,981.21/x
  3. Step 3: Cross multiply
    416,087.19x = 574,216.59 × 243,981.21
  4. Step 4: Simplify right side
    416,087.19x = 140,098,058,430.27
  5. Step 5: Solve for x
    x = 140,098,058,430.27/416,087.19
  6. Step 6: Final answer
    x = 336,703.61

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.