Home / 864,349.32-1,192,868.01-477,239.37

Finding the Fourth Proportional to 864,349.32, 1,192,868.01 and 477,239.37

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Solution

The fourth proportional to 864,349.32, 1,192,868.01 and 477,239.37 is: 658,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,349.32 : 1,192,868.01 = 477,239.37 : x
  2. Step 2: Convert to fraction form
    864,349.32/1,192,868.01 = 477,239.37/x
  3. Step 3: Cross multiply
    864,349.32x = 1,192,868.01 × 477,239.37
  4. Step 4: Simplify right side
    864,349.32x = 569,283,577,585.55
  5. Step 5: Solve for x
    x = 569,283,577,585.55/864,349.32
  6. Step 6: Final answer
    x = 658,626.74

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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.