Home / 493,931.00-681,656.28-302,918.42

Finding the Fourth Proportional to 493,931.00, 681,656.28 and 302,918.42

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Solution

The fourth proportional to 493,931.00, 681,656.28 and 302,918.42 is: 418,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,931.00 : 681,656.28 = 302,918.42 : x
  2. Step 2: Convert to fraction form
    493,931.00/681,656.28 = 302,918.42/x
  3. Step 3: Cross multiply
    493,931.00x = 681,656.28 × 302,918.42
  4. Step 4: Simplify right side
    493,931.00x = 206,486,243,888.87
  5. Step 5: Solve for x
    x = 206,486,243,888.87/493,931.00
  6. Step 6: Final answer
    x = 418,046.74

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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.