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Finding the Fourth Proportional to 442,054.36, 610,018.62 and 270,260.04

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Solution

The fourth proportional to 442,054.36, 610,018.62 and 270,260.04 is: 372,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,054.36 : 610,018.62 = 270,260.04 : x
  2. Step 2: Convert to fraction form
    442,054.36/610,018.62 = 270,260.04/x
  3. Step 3: Cross multiply
    442,054.36x = 610,018.62 × 270,260.04
  4. Step 4: Simplify right side
    442,054.36x = 164,863,656,641.95
  5. Step 5: Solve for x
    x = 164,863,656,641.95/442,054.36
  6. Step 6: Final answer
    x = 372,948.83

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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.