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Finding the Fourth Proportional to 632,866.86, 873,322.62 and 346,331.59

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Solution

The fourth proportional to 632,866.86, 873,322.62 and 346,331.59 is: 477,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,866.86 : 873,322.62 = 346,331.59 : x
  2. Step 2: Convert to fraction form
    632,866.86/873,322.62 = 346,331.59/x
  3. Step 3: Cross multiply
    632,866.86x = 873,322.62 × 346,331.59
  4. Step 4: Simplify right side
    632,866.86x = 302,459,211,567.57
  5. Step 5: Solve for x
    x = 302,459,211,567.57/632,866.86
  6. Step 6: Final answer
    x = 477,919.18

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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.