Home / 404,306.50-558,122.34-261,136.36

Finding the Fourth Proportional to 404,306.50, 558,122.34 and 261,136.36

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Solution

The fourth proportional to 404,306.50, 558,122.34 and 261,136.36 is: 360,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,306.50 : 558,122.34 = 261,136.36 : x
  2. Step 2: Convert to fraction form
    404,306.50/558,122.34 = 261,136.36/x
  3. Step 3: Cross multiply
    404,306.50x = 558,122.34 × 261,136.36
  4. Step 4: Simplify right side
    404,306.50x = 145,746,036,302.28
  5. Step 5: Solve for x
    x = 145,746,036,302.28/404,306.50
  6. Step 6: Final answer
    x = 360,484.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.