Home / 705,986.70-1,058,552.70-284,770.50

Finding the Fourth Proportional to 705,986.70, 1,058,552.70 and 284,770.50

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Solution

The fourth proportional to 705,986.70, 1,058,552.70 and 284,770.50 is: 426,983.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,986.70 : 1,058,552.70 = 284,770.50 : x
  2. Step 2: Convert to fraction form
    705,986.70/1,058,552.70 = 284,770.50/x
  3. Step 3: Cross multiply
    705,986.70x = 1,058,552.70 × 284,770.50
  4. Step 4: Simplify right side
    705,986.70x = 301,444,581,655.35
  5. Step 5: Solve for x
    x = 301,444,581,655.35/705,986.70
  6. Step 6: Final answer
    x = 426,983.37

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Double scale
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Similar ratio
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1.5x scale

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.