Home / 703,031.74-1,054,596.39-282,307.66

Finding the Fourth Proportional to 703,031.74, 1,054,596.39 and 282,307.66

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Solution

The fourth proportional to 703,031.74, 1,054,596.39 and 282,307.66 is: 423,481.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,031.74 : 1,054,596.39 = 282,307.66 : x
  2. Step 2: Convert to fraction form
    703,031.74/1,054,596.39 = 282,307.66/x
  3. Step 3: Cross multiply
    703,031.74x = 1,054,596.39 × 282,307.66
  4. Step 4: Simplify right side
    703,031.74x = 297,720,639,105.35
  5. Step 5: Solve for x
    x = 297,720,639,105.35/703,031.74
  6. Step 6: Final answer
    x = 423,481.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.