Home / 702,122.76-968,926.50-379,832.10

Finding the Fourth Proportional to 702,122.76, 968,926.50 and 379,832.10

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Solution

The fourth proportional to 702,122.76, 968,926.50 and 379,832.10 is: 524,166.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,122.76 : 968,926.50 = 379,832.10 : x
  2. Step 2: Convert to fraction form
    702,122.76/968,926.50 = 379,832.10/x
  3. Step 3: Cross multiply
    702,122.76x = 968,926.50 × 379,832.10
  4. Step 4: Simplify right side
    702,122.76x = 368,029,387,240.65
  5. Step 5: Solve for x
    x = 368,029,387,240.65/702,122.76
  6. Step 6: Final answer
    x = 524,166.72

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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.