Home / 730,652.83-1,095,787.18-218,196.36

Finding the Fourth Proportional to 730,652.83, 1,095,787.18 and 218,196.36

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Solution

The fourth proportional to 730,652.83, 1,095,787.18 and 218,196.36 is: 327,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,652.83 : 1,095,787.18 = 218,196.36 : x
  2. Step 2: Convert to fraction form
    730,652.83/1,095,787.18 = 218,196.36/x
  3. Step 3: Cross multiply
    730,652.83x = 1,095,787.18 × 218,196.36
  4. Step 4: Simplify right side
    730,652.83x = 239,096,774,010.67
  5. Step 5: Solve for x
    x = 239,096,774,010.67/730,652.83
  6. Step 6: Final answer
    x = 327,237.18

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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.