Home / 296,663.04-444,987.27-86,302.80

Finding the Fourth Proportional to 296,663.04, 444,987.27 and 86,302.80

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Solution

The fourth proportional to 296,663.04, 444,987.27 and 86,302.80 is: 129,452.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,663.04 : 444,987.27 = 86,302.80 : x
  2. Step 2: Convert to fraction form
    296,663.04/444,987.27 = 86,302.80/x
  3. Step 3: Cross multiply
    296,663.04x = 444,987.27 × 86,302.80
  4. Step 4: Simplify right side
    296,663.04x = 38,403,647,365.36
  5. Step 5: Solve for x
    x = 38,403,647,365.36/296,663.04
  6. Step 6: Final answer
    x = 129,452.08

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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.