Home / 591,372.34-816,094.13-319,440.22

Finding the Fourth Proportional to 591,372.34, 816,094.13 and 319,440.22

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Solution

The fourth proportional to 591,372.34, 816,094.13 and 319,440.22 is: 440,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,372.34 : 816,094.13 = 319,440.22 : x
  2. Step 2: Convert to fraction form
    591,372.34/816,094.13 = 319,440.22/x
  3. Step 3: Cross multiply
    591,372.34x = 816,094.13 × 319,440.22
  4. Step 4: Simplify right side
    591,372.34x = 260,693,284,790.47
  5. Step 5: Solve for x
    x = 260,693,284,790.47/591,372.34
  6. Step 6: Final answer
    x = 440,827.66

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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.