Home / 440,066.04-606,776.77-408,179.58

Finding the Fourth Proportional to 440,066.04, 606,776.77 and 408,179.58

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Solution

The fourth proportional to 440,066.04, 606,776.77 and 408,179.58 is: 562,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,066.04 : 606,776.77 = 408,179.58 : x
  2. Step 2: Convert to fraction form
    440,066.04/606,776.77 = 408,179.58/x
  3. Step 3: Cross multiply
    440,066.04x = 606,776.77 × 408,179.58
  4. Step 4: Simplify right side
    440,066.04x = 247,673,887,132.36
  5. Step 5: Solve for x
    x = 247,673,887,132.36/440,066.04
  6. Step 6: Final answer
    x = 562,810.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.