Home / 465,111.20-697,666.80-406,062.20

Finding the Fourth Proportional to 465,111.20, 697,666.80 and 406,062.20

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Solution

The fourth proportional to 465,111.20, 697,666.80 and 406,062.20 is: 609,093.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,111.20 : 697,666.80 = 406,062.20 : x
  2. Step 2: Convert to fraction form
    465,111.20/697,666.80 = 406,062.20/x
  3. Step 3: Cross multiply
    465,111.20x = 697,666.80 × 406,062.20
  4. Step 4: Simplify right side
    465,111.20x = 283,296,115,674.96
  5. Step 5: Solve for x
    x = 283,296,115,674.96/465,111.20
  6. Step 6: Final answer
    x = 609,093.30

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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.