Home / 438,941.34-658,364.15-297,693.95

Finding the Fourth Proportional to 438,941.34, 658,364.15 and 297,693.95

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Solution

The fourth proportional to 438,941.34, 658,364.15 and 297,693.95 is: 446,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,941.34 : 658,364.15 = 297,693.95 : x
  2. Step 2: Convert to fraction form
    438,941.34/658,364.15 = 297,693.95/x
  3. Step 3: Cross multiply
    438,941.34x = 658,364.15 × 297,693.95
  4. Step 4: Simplify right side
    438,941.34x = 195,991,021,804.31
  5. Step 5: Solve for x
    x = 195,991,021,804.31/438,941.34
  6. Step 6: Final answer
    x = 446,508.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.