Home / 1,313,653.50-1,969,294.38-472,008.42

Finding the Fourth Proportional to 1,313,653.50, 1,969,294.38 and 472,008.42

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Solution

The fourth proportional to 1,313,653.50, 1,969,294.38 and 472,008.42 is: 707,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,653.50 : 1,969,294.38 = 472,008.42 : x
  2. Step 2: Convert to fraction form
    1,313,653.50/1,969,294.38 = 472,008.42/x
  3. Step 3: Cross multiply
    1,313,653.50x = 1,969,294.38 × 472,008.42
  4. Step 4: Simplify right side
    1,313,653.50x = 929,523,528,818.68
  5. Step 5: Solve for x
    x = 929,523,528,818.68/1,313,653.50
  6. Step 6: Final answer
    x = 707,586.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.