Home / 705,024.80-1,058,228.40-350,439.20

Finding the Fourth Proportional to 705,024.80, 1,058,228.40 and 350,439.20

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Solution

The fourth proportional to 705,024.80, 1,058,228.40 and 350,439.20 is: 526,002.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,024.80 : 1,058,228.40 = 350,439.20 : x
  2. Step 2: Convert to fraction form
    705,024.80/1,058,228.40 = 350,439.20/x
  3. Step 3: Cross multiply
    705,024.80x = 1,058,228.40 × 350,439.20
  4. Step 4: Simplify right side
    705,024.80x = 370,844,713,913.28
  5. Step 5: Solve for x
    x = 370,844,713,913.28/705,024.80
  6. Step 6: Final answer
    x = 526,002.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.