Home / 784,410.96-1,082,127.60-461,966.70

Finding the Fourth Proportional to 784,410.96, 1,082,127.60 and 461,966.70

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Solution

The fourth proportional to 784,410.96, 1,082,127.60 and 461,966.70 is: 637,302.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,410.96 : 1,082,127.60 = 461,966.70 : x
  2. Step 2: Convert to fraction form
    784,410.96/1,082,127.60 = 461,966.70/x
  3. Step 3: Cross multiply
    784,410.96x = 1,082,127.60 × 461,966.70
  4. Step 4: Simplify right side
    784,410.96x = 499,906,916,350.92
  5. Step 5: Solve for x
    x = 499,906,916,350.92/784,410.96
  6. Step 6: Final answer
    x = 637,302.31

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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.