Home / 384,688.20-577,029.06-104,203.56

Finding the Fourth Proportional to 384,688.20, 577,029.06 and 104,203.56

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Solution

The fourth proportional to 384,688.20, 577,029.06 and 104,203.56 is: 156,304.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,688.20 : 577,029.06 = 104,203.56 : x
  2. Step 2: Convert to fraction form
    384,688.20/577,029.06 = 104,203.56/x
  3. Step 3: Cross multiply
    384,688.20x = 577,029.06 × 104,203.56
  4. Step 4: Simplify right side
    384,688.20x = 60,128,482,275.45
  5. Step 5: Solve for x
    x = 60,128,482,275.45/384,688.20
  6. Step 6: Final answer
    x = 156,304.46

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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.