Home / 540,666.67-746,089.89-298,934.72

Finding the Fourth Proportional to 540,666.67, 746,089.89 and 298,934.72

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Solution

The fourth proportional to 540,666.67, 746,089.89 and 298,934.72 is: 412,513.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,666.67 : 746,089.89 = 298,934.72 : x
  2. Step 2: Convert to fraction form
    540,666.67/746,089.89 = 298,934.72/x
  3. Step 3: Cross multiply
    540,666.67x = 746,089.89 × 298,934.72
  4. Step 4: Simplify right side
    540,666.67x = 223,032,172,361.98
  5. Step 5: Solve for x
    x = 223,032,172,361.98/540,666.67
  6. Step 6: Final answer
    x = 412,513.26

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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.