Home / 1,003,232.10-1,505,030.40-329,125.80

Finding the Fourth Proportional to 1,003,232.10, 1,505,030.40 and 329,125.80

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Solution

The fourth proportional to 1,003,232.10, 1,505,030.40 and 329,125.80 is: 493,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,232.10 : 1,505,030.40 = 329,125.80 : x
  2. Step 2: Convert to fraction form
    1,003,232.10/1,505,030.40 = 329,125.80/x
  3. Step 3: Cross multiply
    1,003,232.10x = 1,505,030.40 × 329,125.80
  4. Step 4: Simplify right side
    1,003,232.10x = 495,344,334,424.32
  5. Step 5: Solve for x
    x = 495,344,334,424.32/1,003,232.10
  6. Step 6: Final answer
    x = 493,748.49

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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.