Home / 864,326.61-1,192,789.83-477,141.13

Finding the Fourth Proportional to 864,326.61, 1,192,789.83 and 477,141.13

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Solution

The fourth proportional to 864,326.61, 1,192,789.83 and 477,141.13 is: 658,465.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,326.61 : 1,192,789.83 = 477,141.13 : x
  2. Step 2: Convert to fraction form
    864,326.61/1,192,789.83 = 477,141.13/x
  3. Step 3: Cross multiply
    864,326.61x = 1,192,789.83 × 477,141.13
  4. Step 4: Simplify right side
    864,326.61x = 569,129,084,953.00
  5. Step 5: Solve for x
    x = 569,129,084,953.00/864,326.61
  6. Step 6: Final answer
    x = 658,465.31

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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.