Home / 930,351.42-1,284,023.82-567,985.34

Finding the Fourth Proportional to 930,351.42, 1,284,023.82 and 567,985.34

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Solution

The fourth proportional to 930,351.42, 1,284,023.82 and 567,985.34 is: 783,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,351.42 : 1,284,023.82 = 567,985.34 : x
  2. Step 2: Convert to fraction form
    930,351.42/1,284,023.82 = 567,985.34/x
  3. Step 3: Cross multiply
    930,351.42x = 1,284,023.82 × 567,985.34
  4. Step 4: Simplify right side
    930,351.42x = 729,306,705,970.80
  5. Step 5: Solve for x
    x = 729,306,705,970.80/930,351.42
  6. Step 6: Final answer
    x = 783,904.54

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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.