Home / 783,500.29-1,175,133.80-250,965.79

Finding the Fourth Proportional to 783,500.29, 1,175,133.80 and 250,965.79

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Solution

The fourth proportional to 783,500.29, 1,175,133.80 and 250,965.79 is: 376,411.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,500.29 : 1,175,133.80 = 250,965.79 : x
  2. Step 2: Convert to fraction form
    783,500.29/1,175,133.80 = 250,965.79/x
  3. Step 3: Cross multiply
    783,500.29x = 1,175,133.80 × 250,965.79
  4. Step 4: Simplify right side
    783,500.29x = 294,918,381,217.87
  5. Step 5: Solve for x
    x = 294,918,381,217.87/783,500.29
  6. Step 6: Final answer
    x = 376,411.32

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Double scale
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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.