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Finding the Fourth Proportional to 401,618.67, 601,607.88 and 224,220.18

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Solution

The fourth proportional to 401,618.67, 601,607.88 and 224,220.18 is: 335,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,618.67 : 601,607.88 = 224,220.18 : x
  2. Step 2: Convert to fraction form
    401,618.67/601,607.88 = 224,220.18/x
  3. Step 3: Cross multiply
    401,618.67x = 601,607.88 × 224,220.18
  4. Step 4: Simplify right side
    401,618.67x = 134,892,627,143.02
  5. Step 5: Solve for x
    x = 134,892,627,143.02/401,618.67
  6. Step 6: Final answer
    x = 335,872.40

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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.