Home / 984,228.89-1,358,235.88-531,519.89

Finding the Fourth Proportional to 984,228.89, 1,358,235.88 and 531,519.89

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Solution

The fourth proportional to 984,228.89, 1,358,235.88 and 531,519.89 is: 733,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,228.89 : 1,358,235.88 = 531,519.89 : x
  2. Step 2: Convert to fraction form
    984,228.89/1,358,235.88 = 531,519.89/x
  3. Step 3: Cross multiply
    984,228.89x = 1,358,235.88 × 531,519.89
  4. Step 4: Simplify right side
    984,228.89x = 721,929,385,531.65
  5. Step 5: Solve for x
    x = 721,929,385,531.65/984,228.89
  6. Step 6: Final answer
    x = 733,497.45

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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.