Home / 569,839.98-786,534.64-354,853.02

Finding the Fourth Proportional to 569,839.98, 786,534.64 and 354,853.02

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Solution

The fourth proportional to 569,839.98, 786,534.64 and 354,853.02 is: 489,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,839.98 : 786,534.64 = 354,853.02 : x
  2. Step 2: Convert to fraction form
    569,839.98/786,534.64 = 354,853.02/x
  3. Step 3: Cross multiply
    569,839.98x = 786,534.64 × 354,853.02
  4. Step 4: Simplify right side
    569,839.98x = 279,104,192,338.61
  5. Step 5: Solve for x
    x = 279,104,192,338.61/569,839.98
  6. Step 6: Final answer
    x = 489,793.98

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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.