Home / 404,948.20-607,595.10-194,477.80

Finding the Fourth Proportional to 404,948.20, 607,595.10 and 194,477.80

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Solution

The fourth proportional to 404,948.20, 607,595.10 and 194,477.80 is: 291,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,948.20 : 607,595.10 = 194,477.80 : x
  2. Step 2: Convert to fraction form
    404,948.20/607,595.10 = 194,477.80/x
  3. Step 3: Cross multiply
    404,948.20x = 607,595.10 × 194,477.80
  4. Step 4: Simplify right side
    404,948.20x = 118,163,758,338.78
  5. Step 5: Solve for x
    x = 118,163,758,338.78/404,948.20
  6. Step 6: Final answer
    x = 291,799.69

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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.