Home / 857,096.17-1,182,713.19-475,090.45

Finding the Fourth Proportional to 857,096.17, 1,182,713.19 and 475,090.45

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Solution

The fourth proportional to 857,096.17, 1,182,713.19 and 475,090.45 is: 655,580.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,096.17 : 1,182,713.19 = 475,090.45 : x
  2. Step 2: Convert to fraction form
    857,096.17/1,182,713.19 = 475,090.45/x
  3. Step 3: Cross multiply
    857,096.17x = 1,182,713.19 × 475,090.45
  4. Step 4: Simplify right side
    857,096.17x = 561,895,741,658.04
  5. Step 5: Solve for x
    x = 561,895,741,658.04/857,096.17
  6. Step 6: Final answer
    x = 655,580.74

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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.