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Finding the Fourth Proportional to 265,089.35, 365,827.05 and 144,230.72

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Solution

The fourth proportional to 265,089.35, 365,827.05 and 144,230.72 is: 199,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,089.35 : 365,827.05 = 144,230.72 : x
  2. Step 2: Convert to fraction form
    265,089.35/365,827.05 = 144,230.72/x
  3. Step 3: Cross multiply
    265,089.35x = 365,827.05 × 144,230.72
  4. Step 4: Simplify right side
    265,089.35x = 52,763,496,987.84
  5. Step 5: Solve for x
    x = 52,763,496,987.84/265,089.35
  6. Step 6: Final answer
    x = 199,040.43

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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.