Home / 968,832.32-1,336,970.88-539,108.69

Finding the Fourth Proportional to 968,832.32, 1,336,970.88 and 539,108.69

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Solution

The fourth proportional to 968,832.32, 1,336,970.88 and 539,108.69 is: 743,960.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,832.32 : 1,336,970.88 = 539,108.69 : x
  2. Step 2: Convert to fraction form
    968,832.32/1,336,970.88 = 539,108.69/x
  3. Step 3: Cross multiply
    968,832.32x = 1,336,970.88 × 539,108.69
  4. Step 4: Simplify right side
    968,832.32x = 720,772,613,000.09
  5. Step 5: Solve for x
    x = 720,772,613,000.09/968,832.32
  6. Step 6: Final answer
    x = 743,960.13

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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.