Home / 960,318.75-1,325,266.62-530,626.71

Finding the Fourth Proportional to 960,318.75, 1,325,266.62 and 530,626.71

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Solution

The fourth proportional to 960,318.75, 1,325,266.62 and 530,626.71 is: 732,279.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,318.75 : 1,325,266.62 = 530,626.71 : x
  2. Step 2: Convert to fraction form
    960,318.75/1,325,266.62 = 530,626.71/x
  3. Step 3: Cross multiply
    960,318.75x = 1,325,266.62 × 530,626.71
  4. Step 4: Simplify right side
    960,318.75x = 703,221,869,423.32
  5. Step 5: Solve for x
    x = 703,221,869,423.32/960,318.75
  6. Step 6: Final answer
    x = 732,279.64

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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.