Home / 443,934.93-612,632.57-242,730.93

Finding the Fourth Proportional to 443,934.93, 612,632.57 and 242,730.93

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Solution

The fourth proportional to 443,934.93, 612,632.57 and 242,730.93 is: 334,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,934.93 : 612,632.57 = 242,730.93 : x
  2. Step 2: Convert to fraction form
    443,934.93/612,632.57 = 242,730.93/x
  3. Step 3: Cross multiply
    443,934.93x = 612,632.57 × 242,730.93
  4. Step 4: Simplify right side
    443,934.93x = 148,704,873,464.39
  5. Step 5: Solve for x
    x = 148,704,873,464.39/443,934.93
  6. Step 6: Final answer
    x = 334,969.98

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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.