Home / 731,110.32-1,096,688.16-198,629.28

Finding the Fourth Proportional to 731,110.32, 1,096,688.16 and 198,629.28

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Solution

The fourth proportional to 731,110.32, 1,096,688.16 and 198,629.28 is: 297,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,110.32 : 1,096,688.16 = 198,629.28 : x
  2. Step 2: Convert to fraction form
    731,110.32/1,096,688.16 = 198,629.28/x
  3. Step 3: Cross multiply
    731,110.32x = 1,096,688.16 × 198,629.28
  4. Step 4: Simplify right side
    731,110.32x = 217,834,379,605.33
  5. Step 5: Solve for x
    x = 217,834,379,605.33/731,110.32
  6. Step 6: Final answer
    x = 297,950.08

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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.