Home / 926,411.78-1,389,729.76-327,250.33

Finding the Fourth Proportional to 926,411.78, 1,389,729.76 and 327,250.33

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Solution

The fourth proportional to 926,411.78, 1,389,729.76 and 327,250.33 is: 490,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,411.78 : 1,389,729.76 = 327,250.33 : x
  2. Step 2: Convert to fraction form
    926,411.78/1,389,729.76 = 327,250.33/x
  3. Step 3: Cross multiply
    926,411.78x = 1,389,729.76 × 327,250.33
  4. Step 4: Simplify right side
    926,411.78x = 454,789,518,278.37
  5. Step 5: Solve for x
    x = 454,789,518,278.37/926,411.78
  6. Step 6: Final answer
    x = 490,915.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.