Home / 864,004.51-1,192,326.96-482,031.37

Finding the Fourth Proportional to 864,004.51, 1,192,326.96 and 482,031.37

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Solution

The fourth proportional to 864,004.51, 1,192,326.96 and 482,031.37 is: 665,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,004.51 : 1,192,326.96 = 482,031.37 : x
  2. Step 2: Convert to fraction form
    864,004.51/1,192,326.96 = 482,031.37/x
  3. Step 3: Cross multiply
    864,004.51x = 1,192,326.96 × 482,031.37
  4. Step 4: Simplify right side
    864,004.51x = 574,738,998,016.74
  5. Step 5: Solve for x
    x = 574,738,998,016.74/864,004.51
  6. Step 6: Final answer
    x = 665,203.70

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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.