Home / 939,952.16-1,297,125.05-510,231.71

Finding the Fourth Proportional to 939,952.16, 1,297,125.05 and 510,231.71

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Solution

The fourth proportional to 939,952.16, 1,297,125.05 and 510,231.71 is: 704,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,952.16 : 1,297,125.05 = 510,231.71 : x
  2. Step 2: Convert to fraction form
    939,952.16/1,297,125.05 = 510,231.71/x
  3. Step 3: Cross multiply
    939,952.16x = 1,297,125.05 × 510,231.71
  4. Step 4: Simplify right side
    939,952.16x = 661,834,333,036.99
  5. Step 5: Solve for x
    x = 661,834,333,036.99/939,952.16
  6. Step 6: Final answer
    x = 704,114.92

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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.