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Finding the Fourth Proportional to 632,897.39, 873,406.61 and 346,411.33

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Solution

The fourth proportional to 632,897.39, 873,406.61 and 346,411.33 is: 478,052.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,897.39 : 873,406.61 = 346,411.33 : x
  2. Step 2: Convert to fraction form
    632,897.39/873,406.61 = 346,411.33/x
  3. Step 3: Cross multiply
    632,897.39x = 873,406.61 × 346,411.33
  4. Step 4: Simplify right side
    632,897.39x = 302,557,945,400.89
  5. Step 5: Solve for x
    x = 302,557,945,400.89/632,897.39
  6. Step 6: Final answer
    x = 478,052.13

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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.