Home / 353,824.98-488,625.50-302,541.64

Finding the Fourth Proportional to 353,824.98, 488,625.50 and 302,541.64

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Solution

The fourth proportional to 353,824.98, 488,625.50 and 302,541.64 is: 417,804.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,824.98 : 488,625.50 = 302,541.64 : x
  2. Step 2: Convert to fraction form
    353,824.98/488,625.50 = 302,541.64/x
  3. Step 3: Cross multiply
    353,824.98x = 488,625.50 × 302,541.64
  4. Step 4: Simplify right side
    353,824.98x = 147,829,560,115.82
  5. Step 5: Solve for x
    x = 147,829,560,115.82/353,824.98
  6. Step 6: Final answer
    x = 417,804.19

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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.