Home / 440,065.04-606,775.39-408,178.58

Finding the Fourth Proportional to 440,065.04, 606,775.39 and 408,178.58

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Solution

The fourth proportional to 440,065.04, 606,775.39 and 408,178.58 is: 562,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,065.04 : 606,775.39 = 408,178.58 : x
  2. Step 2: Convert to fraction form
    440,065.04/606,775.39 = 408,178.58/x
  3. Step 3: Cross multiply
    440,065.04x = 606,775.39 × 408,178.58
  4. Step 4: Simplify right side
    440,065.04x = 247,672,713,014.82
  5. Step 5: Solve for x
    x = 247,672,713,014.82/440,065.04
  6. Step 6: Final answer
    x = 562,809.34

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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.