Home / 810,595.89-1,118,042.19-568,932.39

Finding the Fourth Proportional to 810,595.89, 1,118,042.19 and 568,932.39

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Solution

The fourth proportional to 810,595.89, 1,118,042.19 and 568,932.39 is: 784,719.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,595.89 : 1,118,042.19 = 568,932.39 : x
  2. Step 2: Convert to fraction form
    810,595.89/1,118,042.19 = 568,932.39/x
  3. Step 3: Cross multiply
    810,595.89x = 1,118,042.19 × 568,932.39
  4. Step 4: Simplify right side
    810,595.89x = 636,090,415,277.53
  5. Step 5: Solve for x
    x = 636,090,415,277.53/810,595.89
  6. Step 6: Final answer
    x = 784,719.52

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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.