Home / 514,190.40-771,072.48-194,287.02

Finding the Fourth Proportional to 514,190.40, 771,072.48 and 194,287.02

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Solution

The fourth proportional to 514,190.40, 771,072.48 and 194,287.02 is: 291,350.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,190.40 : 771,072.48 = 194,287.02 : x
  2. Step 2: Convert to fraction form
    514,190.40/771,072.48 = 194,287.02/x
  3. Step 3: Cross multiply
    514,190.40x = 771,072.48 × 194,287.02
  4. Step 4: Simplify right side
    514,190.40x = 149,809,374,343.21
  5. Step 5: Solve for x
    x = 149,809,374,343.21/514,190.40
  6. Step 6: Final answer
    x = 291,350.00

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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.