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Finding the Fourth Proportional to 199,608.10, 299,461.25 and 59,366.72

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Solution

The fourth proportional to 199,608.10, 299,461.25 and 59,366.72 is: 89,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,608.10 : 299,461.25 = 59,366.72 : x
  2. Step 2: Convert to fraction form
    199,608.10/299,461.25 = 59,366.72/x
  3. Step 3: Cross multiply
    199,608.10x = 299,461.25 × 59,366.72
  4. Step 4: Simplify right side
    199,608.10x = 17,778,033,076.67
  5. Step 5: Solve for x
    x = 17,778,033,076.67/199,608.10
  6. Step 6: Final answer
    x = 89,064.69

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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.