Home / 919,606.02-1,377,615.42-519,035.10

Finding the Fourth Proportional to 919,606.02, 1,377,615.42 and 519,035.10

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Solution

The fourth proportional to 919,606.02, 1,377,615.42 and 519,035.10 is: 777,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,606.02 : 1,377,615.42 = 519,035.10 : x
  2. Step 2: Convert to fraction form
    919,606.02/1,377,615.42 = 519,035.10/x
  3. Step 3: Cross multiply
    919,606.02x = 1,377,615.42 × 519,035.10
  4. Step 4: Simplify right side
    919,606.02x = 715,030,757,281.24
  5. Step 5: Solve for x
    x = 715,030,757,281.24/919,606.02
  6. Step 6: Final answer
    x = 777,540.32

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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.