Home / 896,191.72-1,236,772.58-514,288.36

Finding the Fourth Proportional to 896,191.72, 1,236,772.58 and 514,288.36

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Solution

The fourth proportional to 896,191.72, 1,236,772.58 and 514,288.36 is: 709,734.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,191.72 : 1,236,772.58 = 514,288.36 : x
  2. Step 2: Convert to fraction form
    896,191.72/1,236,772.58 = 514,288.36/x
  3. Step 3: Cross multiply
    896,191.72x = 1,236,772.58 × 514,288.36
  4. Step 4: Simplify right side
    896,191.72x = 636,057,741,861.17
  5. Step 5: Solve for x
    x = 636,057,741,861.17/896,191.72
  6. Step 6: Final answer
    x = 709,734.01

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Double scale
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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.