Home / 440,773.02-661,934.79-434,462.18

Finding the Fourth Proportional to 440,773.02, 661,934.79 and 434,462.18

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Solution

The fourth proportional to 440,773.02, 661,934.79 and 434,462.18 is: 652,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,773.02 : 661,934.79 = 434,462.18 : x
  2. Step 2: Convert to fraction form
    440,773.02/661,934.79 = 434,462.18/x
  3. Step 3: Cross multiply
    440,773.02x = 661,934.79 × 434,462.18
  4. Step 4: Simplify right side
    440,773.02x = 287,585,628,571.57
  5. Step 5: Solve for x
    x = 287,585,628,571.57/440,773.02
  6. Step 6: Final answer
    x = 652,457.42

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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.