Home / 753,230.30-1,039,454.26-409,063.82

Finding the Fourth Proportional to 753,230.30, 1,039,454.26 and 409,063.82

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Solution

The fourth proportional to 753,230.30, 1,039,454.26 and 409,063.82 is: 564,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,230.30 : 1,039,454.26 = 409,063.82 : x
  2. Step 2: Convert to fraction form
    753,230.30/1,039,454.26 = 409,063.82/x
  3. Step 3: Cross multiply
    753,230.30x = 1,039,454.26 × 409,063.82
  4. Step 4: Simplify right side
    753,230.30x = 425,203,124,090.94
  5. Step 5: Solve for x
    x = 425,203,124,090.94/753,230.30
  6. Step 6: Final answer
    x = 564,506.14

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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.