Home / 583,914.06-805,829.01-329,259.78

Finding the Fourth Proportional to 583,914.06, 805,829.01 and 329,259.78

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Solution

The fourth proportional to 583,914.06, 805,829.01 and 329,259.78 is: 454,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,914.06 : 805,829.01 = 329,259.78 : x
  2. Step 2: Convert to fraction form
    583,914.06/805,829.01 = 329,259.78/x
  3. Step 3: Cross multiply
    583,914.06x = 805,829.01 × 329,259.78
  4. Step 4: Simplify right side
    583,914.06x = 265,327,082,550.22
  5. Step 5: Solve for x
    x = 265,327,082,550.22/583,914.06
  6. Step 6: Final answer
    x = 454,394.06

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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.