Home / 535,333.89-738,787.86-293,638.95

Finding the Fourth Proportional to 535,333.89, 738,787.86 and 293,638.95

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Solution

The fourth proportional to 535,333.89, 738,787.86 and 293,638.95 is: 405,236.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,333.89 : 738,787.86 = 293,638.95 : x
  2. Step 2: Convert to fraction form
    535,333.89/738,787.86 = 293,638.95/x
  3. Step 3: Cross multiply
    535,333.89x = 738,787.86 × 293,638.95
  4. Step 4: Simplify right side
    535,333.89x = 216,936,891,483.15
  5. Step 5: Solve for x
    x = 216,936,891,483.15/535,333.89
  6. Step 6: Final answer
    x = 405,236.61

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1.5x scale

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.