Home / 404,623.20-606,934.80-194,671.20

Finding the Fourth Proportional to 404,623.20, 606,934.80 and 194,671.20

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Solution

The fourth proportional to 404,623.20, 606,934.80 and 194,671.20 is: 292,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,623.20 : 606,934.80 = 194,671.20 : x
  2. Step 2: Convert to fraction form
    404,623.20/606,934.80 = 194,671.20/x
  3. Step 3: Cross multiply
    404,623.20x = 606,934.80 × 194,671.20
  4. Step 4: Simplify right side
    404,623.20x = 118,152,725,837.76
  5. Step 5: Solve for x
    x = 118,152,725,837.76/404,623.20
  6. Step 6: Final answer
    x = 292,006.80

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1.5x scale

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.