Home / 960,279.42-1,325,149.86-530,550.36

Finding the Fourth Proportional to 960,279.42, 1,325,149.86 and 530,550.36

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Solution

The fourth proportional to 960,279.42, 1,325,149.86 and 530,550.36 is: 732,139.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,279.42 : 1,325,149.86 = 530,550.36 : x
  2. Step 2: Convert to fraction form
    960,279.42/1,325,149.86 = 530,550.36/x
  3. Step 3: Cross multiply
    960,279.42x = 1,325,149.86 × 530,550.36
  4. Step 4: Simplify right side
    960,279.42x = 703,058,735,276.95
  5. Step 5: Solve for x
    x = 703,058,735,276.95/960,279.42
  6. Step 6: Final answer
    x = 732,139.75

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Double scale
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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.