Home / 740,181.14-1,021,023.59-445,625.79

Finding the Fourth Proportional to 740,181.14, 1,021,023.59 and 445,625.79

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Solution

The fourth proportional to 740,181.14, 1,021,023.59 and 445,625.79 is: 614,706.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,181.14 : 1,021,023.59 = 445,625.79 : x
  2. Step 2: Convert to fraction form
    740,181.14/1,021,023.59 = 445,625.79/x
  3. Step 3: Cross multiply
    740,181.14x = 1,021,023.59 × 445,625.79
  4. Step 4: Simplify right side
    740,181.14x = 454,994,445,016.45
  5. Step 5: Solve for x
    x = 454,994,445,016.45/740,181.14
  6. Step 6: Final answer
    x = 614,706.89

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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.