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Finding the Fourth Proportional to 338,740.74, 467,053.56 and 292,718.16

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Solution

The fourth proportional to 338,740.74, 467,053.56 and 292,718.16 is: 403,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,740.74 : 467,053.56 = 292,718.16 : x
  2. Step 2: Convert to fraction form
    338,740.74/467,053.56 = 292,718.16/x
  3. Step 3: Cross multiply
    338,740.74x = 467,053.56 × 292,718.16
  4. Step 4: Simplify right side
    338,740.74x = 136,715,058,704.65
  5. Step 5: Solve for x
    x = 136,715,058,704.65/338,740.74
  6. Step 6: Final answer
    x = 403,597.92

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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.