Home / 933,290.03-1,399,935.96-259,371.47

Finding the Fourth Proportional to 933,290.03, 1,399,935.96 and 259,371.47

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Solution

The fourth proportional to 933,290.03, 1,399,935.96 and 259,371.47 is: 389,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,290.03 : 1,399,935.96 = 259,371.47 : x
  2. Step 2: Convert to fraction form
    933,290.03/1,399,935.96 = 259,371.47/x
  3. Step 3: Cross multiply
    933,290.03x = 1,399,935.96 × 259,371.47
  4. Step 4: Simplify right side
    933,290.03x = 363,103,440,851.38
  5. Step 5: Solve for x
    x = 363,103,440,851.38/933,290.03
  6. Step 6: Final answer
    x = 389,057.45

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1.5x scale

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.