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Finding the Fourth Proportional to 265,607.91, 366,528.22 and 144,746.58

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Solution

The fourth proportional to 265,607.91, 366,528.22 and 144,746.58 is: 199,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,607.91 : 366,528.22 = 144,746.58 : x
  2. Step 2: Convert to fraction form
    265,607.91/366,528.22 = 144,746.58/x
  3. Step 3: Cross multiply
    265,607.91x = 366,528.22 × 144,746.58
  4. Step 4: Simplify right side
    265,607.91x = 53,053,706,776.65
  5. Step 5: Solve for x
    x = 53,053,706,776.65/265,607.91
  6. Step 6: Final answer
    x = 199,744.46

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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.