Home / 651,612.24-977,111.64-252,439.92

Finding the Fourth Proportional to 651,612.24, 977,111.64 and 252,439.92

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Solution

The fourth proportional to 651,612.24, 977,111.64 and 252,439.92 is: 378,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,612.24 : 977,111.64 = 252,439.92 : x
  2. Step 2: Convert to fraction form
    651,612.24/977,111.64 = 252,439.92/x
  3. Step 3: Cross multiply
    651,612.24x = 977,111.64 × 252,439.92
  4. Step 4: Simplify right side
    651,612.24x = 246,661,984,232.67
  5. Step 5: Solve for x
    x = 246,661,984,232.67/651,612.24
  6. Step 6: Final answer
    x = 378,541.05

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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.