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Finding the Fourth Proportional to 438,992.04, 605,809.08 and 237,788.04

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Solution

The fourth proportional to 438,992.04, 605,809.08 and 237,788.04 is: 328,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,992.04 : 605,809.08 = 237,788.04 : x
  2. Step 2: Convert to fraction form
    438,992.04/605,809.08 = 237,788.04/x
  3. Step 3: Cross multiply
    438,992.04x = 605,809.08 × 237,788.04
  4. Step 4: Simplify right side
    438,992.04x = 144,054,153,747.40
  5. Step 5: Solve for x
    x = 144,054,153,747.40/438,992.04
  6. Step 6: Final answer
    x = 328,147.53

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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.