Home / 384,826.80-577,303.38-118,587.36

Finding the Fourth Proportional to 384,826.80, 577,303.38 and 118,587.36

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Solution

The fourth proportional to 384,826.80, 577,303.38 and 118,587.36 is: 177,900.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,826.80 : 577,303.38 = 118,587.36 : x
  2. Step 2: Convert to fraction form
    384,826.80/577,303.38 = 118,587.36/x
  3. Step 3: Cross multiply
    384,826.80x = 577,303.38 × 118,587.36
  4. Step 4: Simplify right side
    384,826.80x = 68,460,883,753.28
  5. Step 5: Solve for x
    x = 68,460,883,753.28/384,826.80
  6. Step 6: Final answer
    x = 177,900.51

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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.