Home / 740,280.96-1,110,424.32-179,314.56

Finding the Fourth Proportional to 740,280.96, 1,110,424.32 and 179,314.56

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Solution

The fourth proportional to 740,280.96, 1,110,424.32 and 179,314.56 is: 268,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,280.96 : 1,110,424.32 = 179,314.56 : x
  2. Step 2: Convert to fraction form
    740,280.96/1,110,424.32 = 179,314.56/x
  3. Step 3: Cross multiply
    740,280.96x = 1,110,424.32 × 179,314.56
  4. Step 4: Simplify right side
    740,280.96x = 199,115,248,354.10
  5. Step 5: Solve for x
    x = 199,115,248,354.10/740,280.96
  6. Step 6: Final answer
    x = 268,972.54

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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.