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Finding the Fourth Proportional to 583,960.38, 805,840.83 and 329,335.26

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Solution

The fourth proportional to 583,960.38, 805,840.83 and 329,335.26 is: 454,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,960.38 : 805,840.83 = 329,335.26 : x
  2. Step 2: Convert to fraction form
    583,960.38/805,840.83 = 329,335.26/x
  3. Step 3: Cross multiply
    583,960.38x = 805,840.83 × 329,335.26
  4. Step 4: Simplify right side
    583,960.38x = 265,391,799,266.67
  5. Step 5: Solve for x
    x = 265,391,799,266.67/583,960.38
  6. Step 6: Final answer
    x = 454,468.84

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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.