Home / 544,939.20-816,631.20-401,666.40

Finding the Fourth Proportional to 544,939.20, 816,631.20 and 401,666.40

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Solution

The fourth proportional to 544,939.20, 816,631.20 and 401,666.40 is: 601,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,939.20 : 816,631.20 = 401,666.40 : x
  2. Step 2: Convert to fraction form
    544,939.20/816,631.20 = 401,666.40/x
  3. Step 3: Cross multiply
    544,939.20x = 816,631.20 × 401,666.40
  4. Step 4: Simplify right side
    544,939.20x = 328,013,314,231.68
  5. Step 5: Solve for x
    x = 328,013,314,231.68/544,939.20
  6. Step 6: Final answer
    x = 601,926.44

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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.