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Finding the Fourth Proportional to 583,889.86, 805,768.11 and 329,241.04

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Solution

The fourth proportional to 583,889.86, 805,768.11 and 329,241.04 is: 454,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,889.86 : 805,768.11 = 329,241.04 : x
  2. Step 2: Convert to fraction form
    583,889.86/805,768.11 = 329,241.04/x
  3. Step 3: Cross multiply
    583,889.86x = 805,768.11 × 329,241.04
  4. Step 4: Simplify right side
    583,889.86x = 265,291,930,535.23
  5. Step 5: Solve for x
    x = 265,291,930,535.23/583,889.86
  6. Step 6: Final answer
    x = 454,352.69

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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.