Home / 758,748.04-1,047,093.54-419,238.28

Finding the Fourth Proportional to 758,748.04, 1,047,093.54 and 419,238.28

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Solution

The fourth proportional to 758,748.04, 1,047,093.54 and 419,238.28 is: 578,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,748.04 : 1,047,093.54 = 419,238.28 : x
  2. Step 2: Convert to fraction form
    758,748.04/1,047,093.54 = 419,238.28/x
  3. Step 3: Cross multiply
    758,748.04x = 1,047,093.54 × 419,238.28
  4. Step 4: Simplify right side
    758,748.04x = 438,981,694,708.71
  5. Step 5: Solve for x
    x = 438,981,694,708.71/758,748.04
  6. Step 6: Final answer
    x = 578,560.56

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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.