Home / 784,687.03-1,177,041.48-223,721.53

Finding the Fourth Proportional to 784,687.03, 1,177,041.48 and 223,721.53

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Solution

The fourth proportional to 784,687.03, 1,177,041.48 and 223,721.53 is: 335,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,687.03 : 1,177,041.48 = 223,721.53 : x
  2. Step 2: Convert to fraction form
    784,687.03/1,177,041.48 = 223,721.53/x
  3. Step 3: Cross multiply
    784,687.03x = 1,177,041.48 × 223,721.53
  4. Step 4: Simplify right side
    784,687.03x = 263,329,522,809.67
  5. Step 5: Solve for x
    x = 263,329,522,809.67/784,687.03
  6. Step 6: Final answer
    x = 335,585.41

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1.5x scale

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.