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Finding the Fourth Proportional to 265,551.65, 366,456.63 and 144,693.93

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Solution

The fourth proportional to 265,551.65, 366,456.63 and 144,693.93 is: 199,675.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,551.65 : 366,456.63 = 144,693.93 : x
  2. Step 2: Convert to fraction form
    265,551.65/366,456.63 = 144,693.93/x
  3. Step 3: Cross multiply
    265,551.65x = 366,456.63 × 144,693.93
  4. Step 4: Simplify right side
    265,551.65x = 53,024,049,969.26
  5. Step 5: Solve for x
    x = 53,024,049,969.26/265,551.65
  6. Step 6: Final answer
    x = 199,675.09

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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.