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Finding the Fourth Proportional to 265,598.64, 366,521.58 and 144,740.88

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Solution

The fourth proportional to 265,598.64, 366,521.58 and 144,740.88 is: 199,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,598.64 : 366,521.58 = 144,740.88 : x
  2. Step 2: Convert to fraction form
    265,598.64/366,521.58 = 144,740.88/x
  3. Step 3: Cross multiply
    265,598.64x = 366,521.58 × 144,740.88
  4. Step 4: Simplify right side
    265,598.64x = 53,050,656,028.19
  5. Step 5: Solve for x
    x = 53,050,656,028.19/265,598.64
  6. Step 6: Final answer
    x = 199,739.94

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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.