Home / 743,018.16-1,114,515.21-293,743.20

Finding the Fourth Proportional to 743,018.16, 1,114,515.21 and 293,743.20

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Solution

The fourth proportional to 743,018.16, 1,114,515.21 and 293,743.20 is: 440,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,018.16 : 1,114,515.21 = 293,743.20 : x
  2. Step 2: Convert to fraction form
    743,018.16/1,114,515.21 = 293,743.20/x
  3. Step 3: Cross multiply
    743,018.16x = 1,114,515.21 × 293,743.20
  4. Step 4: Simplify right side
    743,018.16x = 327,381,264,234.07
  5. Step 5: Solve for x
    x = 327,381,264,234.07/743,018.16
  6. Step 6: Final answer
    x = 440,610.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.