Home / 702,176.49-969,001.02-379,886.72

Finding the Fourth Proportional to 702,176.49, 969,001.02 and 379,886.72

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Solution

The fourth proportional to 702,176.49, 969,001.02 and 379,886.72 is: 524,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,176.49 : 969,001.02 = 379,886.72 : x
  2. Step 2: Convert to fraction form
    702,176.49/969,001.02 = 379,886.72/x
  3. Step 3: Cross multiply
    702,176.49x = 969,001.02 × 379,886.72
  4. Step 4: Simplify right side
    702,176.49x = 368,110,614,319.45
  5. Step 5: Solve for x
    x = 368,110,614,319.45/702,176.49
  6. Step 6: Final answer
    x = 524,242.29

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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.