Home / 930,833.65-1,284,567.86-517,409.24

Finding the Fourth Proportional to 930,833.65, 1,284,567.86 and 517,409.24

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Solution

The fourth proportional to 930,833.65, 1,284,567.86 and 517,409.24 is: 714,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,833.65 : 1,284,567.86 = 517,409.24 : x
  2. Step 2: Convert to fraction form
    930,833.65/1,284,567.86 = 517,409.24/x
  3. Step 3: Cross multiply
    930,833.65x = 1,284,567.86 × 517,409.24
  4. Step 4: Simplify right side
    930,833.65x = 664,647,280,171.03
  5. Step 5: Solve for x
    x = 664,647,280,171.03/930,833.65
  6. Step 6: Final answer
    x = 714,034.44

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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.