Home / 730,606.18-1,095,997.11-257,193.22

Finding the Fourth Proportional to 730,606.18, 1,095,997.11 and 257,193.22

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Solution

The fourth proportional to 730,606.18, 1,095,997.11 and 257,193.22 is: 385,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,606.18 : 1,095,997.11 = 257,193.22 : x
  2. Step 2: Convert to fraction form
    730,606.18/1,095,997.11 = 257,193.22/x
  3. Step 3: Cross multiply
    730,606.18x = 1,095,997.11 × 257,193.22
  4. Step 4: Simplify right side
    730,606.18x = 281,883,025,831.59
  5. Step 5: Solve for x
    x = 281,883,025,831.59/730,606.18
  6. Step 6: Final answer
    x = 385,820.75

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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.