Home / 937,473.90-1,406,212.56-338,857.68

Finding the Fourth Proportional to 937,473.90, 1,406,212.56 and 338,857.68

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Solution

The fourth proportional to 937,473.90, 1,406,212.56 and 338,857.68 is: 508,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,473.90 : 1,406,212.56 = 338,857.68 : x
  2. Step 2: Convert to fraction form
    937,473.90/1,406,212.56 = 338,857.68/x
  3. Step 3: Cross multiply
    937,473.90x = 1,406,212.56 × 338,857.68
  4. Step 4: Simplify right side
    937,473.90x = 476,505,925,668.46
  5. Step 5: Solve for x
    x = 476,505,925,668.46/937,473.90
  6. Step 6: Final answer
    x = 508,287.14

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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.