Home / 379,734.41-524,033.62-216,386.24

Finding the Fourth Proportional to 379,734.41, 524,033.62 and 216,386.24

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Solution

The fourth proportional to 379,734.41, 524,033.62 and 216,386.24 is: 298,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,734.41 : 524,033.62 = 216,386.24 : x
  2. Step 2: Convert to fraction form
    379,734.41/524,033.62 = 216,386.24/x
  3. Step 3: Cross multiply
    379,734.41x = 524,033.62 × 216,386.24
  4. Step 4: Simplify right side
    379,734.41x = 113,393,666,101.75
  5. Step 5: Solve for x
    x = 113,393,666,101.75/379,734.41
  6. Step 6: Final answer
    x = 298,613.09

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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.