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Finding the Fourth Proportional to 265,407.83, 366,506.23 and 168,643.56

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Solution

The fourth proportional to 265,407.83, 366,506.23 and 168,643.56 is: 232,882.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,407.83 : 366,506.23 = 168,643.56 : x
  2. Step 2: Convert to fraction form
    265,407.83/366,506.23 = 168,643.56/x
  3. Step 3: Cross multiply
    265,407.83x = 366,506.23 × 168,643.56
  4. Step 4: Simplify right side
    265,407.83x = 61,808,915,389.38
  5. Step 5: Solve for x
    x = 61,808,915,389.38/265,407.83
  6. Step 6: Final answer
    x = 232,882.79

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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.