Home / 754,030.32-1,040,576.04-414,498.48

Finding the Fourth Proportional to 754,030.32, 1,040,576.04 and 414,498.48

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Solution

The fourth proportional to 754,030.32, 1,040,576.04 and 414,498.48 is: 572,015.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,030.32 : 1,040,576.04 = 414,498.48 : x
  2. Step 2: Convert to fraction form
    754,030.32/1,040,576.04 = 414,498.48/x
  3. Step 3: Cross multiply
    754,030.32x = 1,040,576.04 × 414,498.48
  4. Step 4: Simplify right side
    754,030.32x = 431,317,186,904.42
  5. Step 5: Solve for x
    x = 431,317,186,904.42/754,030.32
  6. Step 6: Final answer
    x = 572,015.71

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Double scale
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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.