Home / 834,269.01-1,251,522.55-257,941.89

Finding the Fourth Proportional to 834,269.01, 1,251,522.55 and 257,941.89

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Solution

The fourth proportional to 834,269.01, 1,251,522.55 and 257,941.89 is: 386,949.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,269.01 : 1,251,522.55 = 257,941.89 : x
  2. Step 2: Convert to fraction form
    834,269.01/1,251,522.55 = 257,941.89/x
  3. Step 3: Cross multiply
    834,269.01x = 1,251,522.55 × 257,941.89
  4. Step 4: Simplify right side
    834,269.01x = 322,820,091,924.62
  5. Step 5: Solve for x
    x = 322,820,091,924.62/834,269.01
  6. Step 6: Final answer
    x = 386,949.64

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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.