Home / 482,220.30-723,369.89-242,210.79

Finding the Fourth Proportional to 482,220.30, 723,369.89 and 242,210.79

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Solution

The fourth proportional to 482,220.30, 723,369.89 and 242,210.79 is: 363,335.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,220.30 : 723,369.89 = 242,210.79 : x
  2. Step 2: Convert to fraction form
    482,220.30/723,369.89 = 242,210.79/x
  3. Step 3: Cross multiply
    482,220.30x = 723,369.89 × 242,210.79
  4. Step 4: Simplify right side
    482,220.30x = 175,207,993,124.64
  5. Step 5: Solve for x
    x = 175,207,993,124.64/482,220.30
  6. Step 6: Final answer
    x = 363,335.99

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1.5x scale

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.