Home / 591,428.45-816,170.45-336,779.63

Finding the Fourth Proportional to 591,428.45, 816,170.45 and 336,779.63

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Solution

The fourth proportional to 591,428.45, 816,170.45 and 336,779.63 is: 464,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,428.45 : 816,170.45 = 336,779.63 : x
  2. Step 2: Convert to fraction form
    591,428.45/816,170.45 = 336,779.63/x
  3. Step 3: Cross multiply
    591,428.45x = 816,170.45 × 336,779.63
  4. Step 4: Simplify right side
    591,428.45x = 274,869,582,167.93
  5. Step 5: Solve for x
    x = 274,869,582,167.93/591,428.45
  6. Step 6: Final answer
    x = 464,755.43

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Double scale
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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.