Home / 385,095.20-577,335.60-163,296.80

Finding the Fourth Proportional to 385,095.20, 577,335.60 and 163,296.80

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Solution

The fourth proportional to 385,095.20, 577,335.60 and 163,296.80 is: 244,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,095.20 : 577,335.60 = 163,296.80 : x
  2. Step 2: Convert to fraction form
    385,095.20/577,335.60 = 163,296.80/x
  3. Step 3: Cross multiply
    385,095.20x = 577,335.60 × 163,296.80
  4. Step 4: Simplify right side
    385,095.20x = 94,277,056,006.08
  5. Step 5: Solve for x
    x = 94,277,056,006.08/385,095.20
  6. Step 6: Final answer
    x = 244,814.93

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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.