Home / 960,465.65-1,325,443.07-530,745.78

Finding the Fourth Proportional to 960,465.65, 1,325,443.07 and 530,745.78

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Solution

The fourth proportional to 960,465.65, 1,325,443.07 and 530,745.78 is: 732,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,465.65 : 1,325,443.07 = 530,745.78 : x
  2. Step 2: Convert to fraction form
    960,465.65/1,325,443.07 = 530,745.78/x
  3. Step 3: Cross multiply
    960,465.65x = 1,325,443.07 × 530,745.78
  4. Step 4: Simplify right side
    960,465.65x = 703,473,313,379.02
  5. Step 5: Solve for x
    x = 703,473,313,379.02/960,465.65
  6. Step 6: Final answer
    x = 732,429.43

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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.