Home / 896,568.07-1,344,845.40-256,872.35

Finding the Fourth Proportional to 896,568.07, 1,344,845.40 and 256,872.35

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Solution

The fourth proportional to 896,568.07, 1,344,845.40 and 256,872.35 is: 385,306.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,568.07 : 1,344,845.40 = 256,872.35 : x
  2. Step 2: Convert to fraction form
    896,568.07/1,344,845.40 = 256,872.35/x
  3. Step 3: Cross multiply
    896,568.07x = 1,344,845.40 × 256,872.35
  4. Step 4: Simplify right side
    896,568.07x = 345,453,590,276.10
  5. Step 5: Solve for x
    x = 345,453,590,276.10/896,568.07
  6. Step 6: Final answer
    x = 385,306.60

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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.