Home / 479,490.03-719,235.45-124,474.32

Finding the Fourth Proportional to 479,490.03, 719,235.45 and 124,474.32

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Solution

The fourth proportional to 479,490.03, 719,235.45 and 124,474.32 is: 186,711.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,490.03 : 719,235.45 = 124,474.32 : x
  2. Step 2: Convert to fraction form
    479,490.03/719,235.45 = 124,474.32/x
  3. Step 3: Cross multiply
    479,490.03x = 719,235.45 × 124,474.32
  4. Step 4: Simplify right side
    479,490.03x = 89,526,343,558.64
  5. Step 5: Solve for x
    x = 89,526,343,558.64/479,490.03
  6. Step 6: Final answer
    x = 186,711.59

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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.