Home / 1,038,481.56-1,557,721.53-290,527.56

Finding the Fourth Proportional to 1,038,481.56, 1,557,721.53 and 290,527.56

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Solution

The fourth proportional to 1,038,481.56, 1,557,721.53 and 290,527.56 is: 435,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,481.56 : 1,557,721.53 = 290,527.56 : x
  2. Step 2: Convert to fraction form
    1,038,481.56/1,557,721.53 = 290,527.56/x
  3. Step 3: Cross multiply
    1,038,481.56x = 1,557,721.53 × 290,527.56
  4. Step 4: Simplify right side
    1,038,481.56x = 452,561,035,270.37
  5. Step 5: Solve for x
    x = 452,561,035,270.37/1,038,481.56
  6. Step 6: Final answer
    x = 435,791.11

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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.