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Finding the Fourth Proportional to 301,988,392.67, 416,737,449.95 and 174,834,433.14

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Solution

The fourth proportional to 301,988,392.67, 416,737,449.95 and 174,834,433.14 is: 241,267,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,988,392.67 : 416,737,449.95 = 174,834,433.14 : x
  2. Step 2: Convert to fraction form
    301,988,392.67/416,737,449.95 = 174,834,433.14/x
  3. Step 3: Cross multiply
    301,988,392.67x = 416,737,449.95 × 174,834,433.14
  4. Step 4: Simplify right side
    301,988,392.67x = 72,860,055,829,343,184
  5. Step 5: Solve for x
    x = 72,860,055,829,343,184/301,988,392.67
  6. Step 6: Final answer
    x = 241,267,736.11

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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.