Home / 769,610.88-1,062,064.44-430,079.13

Finding the Fourth Proportional to 769,610.88, 1,062,064.44 and 430,079.13

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Solution

The fourth proportional to 769,610.88, 1,062,064.44 and 430,079.13 is: 593,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,610.88 : 1,062,064.44 = 430,079.13 : x
  2. Step 2: Convert to fraction form
    769,610.88/1,062,064.44 = 430,079.13/x
  3. Step 3: Cross multiply
    769,610.88x = 1,062,064.44 × 430,079.13
  4. Step 4: Simplify right side
    769,610.88x = 456,771,750,359.14
  5. Step 5: Solve for x
    x = 456,771,750,359.14/769,610.88
  6. Step 6: Final answer
    x = 593,510.00

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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.