Home / 450,176.04-621,217.49-246,186.45

Finding the Fourth Proportional to 450,176.04, 621,217.49 and 246,186.45

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Solution

The fourth proportional to 450,176.04, 621,217.49 and 246,186.45 is: 339,723.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,176.04 : 621,217.49 = 246,186.45 : x
  2. Step 2: Convert to fraction form
    450,176.04/621,217.49 = 246,186.45/x
  3. Step 3: Cross multiply
    450,176.04x = 621,217.49 × 246,186.45
  4. Step 4: Simplify right side
    450,176.04x = 152,935,327,310.08
  5. Step 5: Solve for x
    x = 152,935,327,310.08/450,176.04
  6. Step 6: Final answer
    x = 339,723.38

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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.