Home / 1,035,391.28-1,553,102.98-325,419.32

Finding the Fourth Proportional to 1,035,391.28, 1,553,102.98 and 325,419.32

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Solution

The fourth proportional to 1,035,391.28, 1,553,102.98 and 325,419.32 is: 488,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,391.28 : 1,553,102.98 = 325,419.32 : x
  2. Step 2: Convert to fraction form
    1,035,391.28/1,553,102.98 = 325,419.32/x
  3. Step 3: Cross multiply
    1,035,391.28x = 1,553,102.98 × 325,419.32
  4. Step 4: Simplify right side
    1,035,391.28x = 505,409,718,710.78
  5. Step 5: Solve for x
    x = 505,409,718,710.78/1,035,391.28
  6. Step 6: Final answer
    x = 488,134.03

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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.