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Finding the Fourth Proportional to 583,779.96, 805,585.04 and 329,114.74

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Solution

The fourth proportional to 583,779.96, 805,585.04 and 329,114.74 is: 454,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,779.96 : 805,585.04 = 329,114.74 : x
  2. Step 2: Convert to fraction form
    583,779.96/805,585.04 = 329,114.74/x
  3. Step 3: Cross multiply
    583,779.96x = 805,585.04 × 329,114.74
  4. Step 4: Simplify right side
    583,779.96x = 265,129,910,987.49
  5. Step 5: Solve for x
    x = 265,129,910,987.49/583,779.96
  6. Step 6: Final answer
    x = 454,160.69

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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.