Home / 754,389.48-1,041,025.77-427,724.46

Finding the Fourth Proportional to 754,389.48, 1,041,025.77 and 427,724.46

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Solution

The fourth proportional to 754,389.48, 1,041,025.77 and 427,724.46 is: 590,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,389.48 : 1,041,025.77 = 427,724.46 : x
  2. Step 2: Convert to fraction form
    754,389.48/1,041,025.77 = 427,724.46/x
  3. Step 3: Cross multiply
    754,389.48x = 1,041,025.77 × 427,724.46
  4. Step 4: Simplify right side
    754,389.48x = 445,272,185,319.33
  5. Step 5: Solve for x
    x = 445,272,185,319.33/754,389.48
  6. Step 6: Final answer
    x = 590,241.77

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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.