Home / 985,237.56-1,359,642.94-577,241.78

Finding the Fourth Proportional to 985,237.56, 1,359,642.94 and 577,241.78

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Solution

The fourth proportional to 985,237.56, 1,359,642.94 and 577,241.78 is: 796,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,237.56 : 1,359,642.94 = 577,241.78 : x
  2. Step 2: Convert to fraction form
    985,237.56/1,359,642.94 = 577,241.78/x
  3. Step 3: Cross multiply
    985,237.56x = 1,359,642.94 × 577,241.78
  4. Step 4: Simplify right side
    985,237.56x = 784,842,710,850.03
  5. Step 5: Solve for x
    x = 784,842,710,850.03/985,237.56
  6. Step 6: Final answer
    x = 796,602.51

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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.