Home / 750,616.01-1,035,924.05-428,374.61

Finding the Fourth Proportional to 750,616.01, 1,035,924.05 and 428,374.61

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Solution

The fourth proportional to 750,616.01, 1,035,924.05 and 428,374.61 is: 591,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,616.01 : 1,035,924.05 = 428,374.61 : x
  2. Step 2: Convert to fraction form
    750,616.01/1,035,924.05 = 428,374.61/x
  3. Step 3: Cross multiply
    750,616.01x = 1,035,924.05 × 428,374.61
  4. Step 4: Simplify right side
    750,616.01x = 443,763,560,908.37
  5. Step 5: Solve for x
    x = 443,763,560,908.37/750,616.01
  6. Step 6: Final answer
    x = 591,199.17

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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.