Home / 767,305.52-1,058,870.04-427,765.04

Finding the Fourth Proportional to 767,305.52, 1,058,870.04 and 427,765.04

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Solution

The fourth proportional to 767,305.52, 1,058,870.04 and 427,765.04 is: 590,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,305.52 : 1,058,870.04 = 427,765.04 : x
  2. Step 2: Convert to fraction form
    767,305.52/1,058,870.04 = 427,765.04/x
  3. Step 3: Cross multiply
    767,305.52x = 1,058,870.04 × 427,765.04
  4. Step 4: Simplify right side
    767,305.52x = 452,947,585,015.40
  5. Step 5: Solve for x
    x = 452,947,585,015.40/767,305.52
  6. Step 6: Final answer
    x = 590,309.30

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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.