Home / 857,093.17-1,182,709.05-475,087.45

Finding the Fourth Proportional to 857,093.17, 1,182,709.05 and 475,087.45

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Solution

The fourth proportional to 857,093.17, 1,182,709.05 and 475,087.45 is: 655,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,093.17 : 1,182,709.05 = 475,087.45 : x
  2. Step 2: Convert to fraction form
    857,093.17/1,182,709.05 = 475,087.45/x
  3. Step 3: Cross multiply
    857,093.17x = 1,182,709.05 × 475,087.45
  4. Step 4: Simplify right side
    857,093.17x = 561,890,226,656.42
  5. Step 5: Solve for x
    x = 561,890,226,656.42/857,093.17
  6. Step 6: Final answer
    x = 655,576.60

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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.