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Finding the Fourth Proportional to 265,799.61, 366,790.15 and 151,063.10

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Solution

The fourth proportional to 265,799.61, 366,790.15 and 151,063.10 is: 208,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,799.61 : 366,790.15 = 151,063.10 : x
  2. Step 2: Convert to fraction form
    265,799.61/366,790.15 = 151,063.10/x
  3. Step 3: Cross multiply
    265,799.61x = 366,790.15 × 151,063.10
  4. Step 4: Simplify right side
    265,799.61x = 55,408,454,519.20
  5. Step 5: Solve for x
    x = 55,408,454,519.20/265,799.61
  6. Step 6: Final answer
    x = 208,459.50

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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.