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Finding the Fourth Proportional to 583,885.85, 805,762.58 and 329,237.04

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Solution

The fourth proportional to 583,885.85, 805,762.58 and 329,237.04 is: 454,347.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,885.85 : 805,762.58 = 329,237.04 : x
  2. Step 2: Convert to fraction form
    583,885.85/805,762.58 = 329,237.04/x
  3. Step 3: Cross multiply
    583,885.85x = 805,762.58 × 329,237.04
  4. Step 4: Simplify right side
    583,885.85x = 265,286,885,135.78
  5. Step 5: Solve for x
    x = 265,286,885,135.78/583,885.85
  6. Step 6: Final answer
    x = 454,347.18

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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.