Home / 834,614.70-1,151,769.63-452,641.79

Finding the Fourth Proportional to 834,614.70, 1,151,769.63 and 452,641.79

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Solution

The fourth proportional to 834,614.70, 1,151,769.63 and 452,641.79 is: 624,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,614.70 : 1,151,769.63 = 452,641.79 : x
  2. Step 2: Convert to fraction form
    834,614.70/1,151,769.63 = 452,641.79/x
  3. Step 3: Cross multiply
    834,614.70x = 1,151,769.63 × 452,641.79
  4. Step 4: Simplify right side
    834,614.70x = 521,339,061,231.99
  5. Step 5: Solve for x
    x = 521,339,061,231.99/834,614.70
  6. Step 6: Final answer
    x = 624,646.39

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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.