Home / 832,978.89-1,249,468.32-201,892.71

Finding the Fourth Proportional to 832,978.89, 1,249,468.32 and 201,892.71

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Solution

The fourth proportional to 832,978.89, 1,249,468.32 and 201,892.71 is: 302,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,978.89 : 1,249,468.32 = 201,892.71 : x
  2. Step 2: Convert to fraction form
    832,978.89/1,249,468.32 = 201,892.71/x
  3. Step 3: Cross multiply
    832,978.89x = 1,249,468.32 × 201,892.71
  4. Step 4: Simplify right side
    832,978.89x = 252,258,545,183.95
  5. Step 5: Solve for x
    x = 252,258,545,183.95/832,978.89
  6. Step 6: Final answer
    x = 302,839.06

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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.