Home / 319,613.00-441,074.93-176,382.09

Finding the Fourth Proportional to 319,613.00, 441,074.93 and 176,382.09

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Solution

The fourth proportional to 319,613.00, 441,074.93 and 176,382.09 is: 243,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,613.00 : 441,074.93 = 176,382.09 : x
  2. Step 2: Convert to fraction form
    319,613.00/441,074.93 = 176,382.09/x
  3. Step 3: Cross multiply
    319,613.00x = 441,074.93 × 176,382.09
  4. Step 4: Simplify right side
    319,613.00x = 77,797,717,118.09
  5. Step 5: Solve for x
    x = 77,797,717,118.09/319,613.00
  6. Step 6: Final answer
    x = 243,412.25

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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.