Home / 441,360.75-609,087.56-240,156.75

Finding the Fourth Proportional to 441,360.75, 609,087.56 and 240,156.75

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Solution

The fourth proportional to 441,360.75, 609,087.56 and 240,156.75 is: 331,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,360.75 : 609,087.56 = 240,156.75 : x
  2. Step 2: Convert to fraction form
    441,360.75/609,087.56 = 240,156.75/x
  3. Step 3: Cross multiply
    441,360.75x = 609,087.56 × 240,156.75
  4. Step 4: Simplify right side
    441,360.75x = 146,276,487,674.25
  5. Step 5: Solve for x
    x = 146,276,487,674.25/441,360.75
  6. Step 6: Final answer
    x = 331,421.60

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Double scale
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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.