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Finding the Fourth Proportional to 265,498.22, 366,386.11 and 144,639.23

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Solution

The fourth proportional to 265,498.22, 366,386.11 and 144,639.23 is: 199,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,498.22 : 366,386.11 = 144,639.23 : x
  2. Step 2: Convert to fraction form
    265,498.22/366,386.11 = 144,639.23/x
  3. Step 3: Cross multiply
    265,498.22x = 366,386.11 × 144,639.23
  4. Step 4: Simplify right side
    265,498.22x = 52,993,802,639.57
  5. Step 5: Solve for x
    x = 52,993,802,639.57/265,498.22
  6. Step 6: Final answer
    x = 199,601.35

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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.