Home / 679,043.43-937,096.67-373,117.38

Finding the Fourth Proportional to 679,043.43, 937,096.67 and 373,117.38

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Solution

The fourth proportional to 679,043.43, 937,096.67 and 373,117.38 is: 514,911.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,043.43 : 937,096.67 = 373,117.38 : x
  2. Step 2: Convert to fraction form
    679,043.43/937,096.67 = 373,117.38/x
  3. Step 3: Cross multiply
    679,043.43x = 937,096.67 × 373,117.38
  4. Step 4: Simplify right side
    679,043.43x = 349,647,052,451.54
  5. Step 5: Solve for x
    x = 349,647,052,451.54/679,043.43
  6. Step 6: Final answer
    x = 514,911.18

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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.