Home / 754,224.80-1,040,848.04-410,080.40

Finding the Fourth Proportional to 754,224.80, 1,040,848.04 and 410,080.40

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Solution

The fourth proportional to 754,224.80, 1,040,848.04 and 410,080.40 is: 565,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,224.80 : 1,040,848.04 = 410,080.40 : x
  2. Step 2: Convert to fraction form
    754,224.80/1,040,848.04 = 410,080.40/x
  3. Step 3: Cross multiply
    754,224.80x = 1,040,848.04 × 410,080.40
  4. Step 4: Simplify right side
    754,224.80x = 426,831,380,582.42
  5. Step 5: Solve for x
    x = 426,831,380,582.42/754,224.80
  6. Step 6: Final answer
    x = 565,920.64

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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.