Home / 758,338.17-1,046,979.99-482,851.50

Finding the Fourth Proportional to 758,338.17, 1,046,979.99 and 482,851.50

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Solution

The fourth proportional to 758,338.17, 1,046,979.99 and 482,851.50 is: 666,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,338.17 : 1,046,979.99 = 482,851.50 : x
  2. Step 2: Convert to fraction form
    758,338.17/1,046,979.99 = 482,851.50/x
  3. Step 3: Cross multiply
    758,338.17x = 1,046,979.99 × 482,851.50
  4. Step 4: Simplify right side
    758,338.17x = 505,535,858,641.49
  5. Step 5: Solve for x
    x = 505,535,858,641.49/758,338.17
  6. Step 6: Final answer
    x = 666,636.44

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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.