Home / 583,905.98-805,817.87-329,251.70

Finding the Fourth Proportional to 583,905.98, 805,817.87 and 329,251.70

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Solution

The fourth proportional to 583,905.98, 805,817.87 and 329,251.70 is: 454,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,905.98 : 805,817.87 = 329,251.70 : x
  2. Step 2: Convert to fraction form
    583,905.98/805,817.87 = 329,251.70/x
  3. Step 3: Cross multiply
    583,905.98x = 805,817.87 × 329,251.70
  4. Step 4: Simplify right side
    583,905.98x = 265,316,905,190.86
  5. Step 5: Solve for x
    x = 265,316,905,190.86/583,905.98
  6. Step 6: Final answer
    x = 454,382.92

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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.