Home / 319,296.33-440,619.35-176,056.34

Finding the Fourth Proportional to 319,296.33, 440,619.35 and 176,056.34

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Solution

The fourth proportional to 319,296.33, 440,619.35 and 176,056.34 is: 242,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,296.33 : 440,619.35 = 176,056.34 : x
  2. Step 2: Convert to fraction form
    319,296.33/440,619.35 = 176,056.34/x
  3. Step 3: Cross multiply
    319,296.33x = 440,619.35 × 176,056.34
  4. Step 4: Simplify right side
    319,296.33x = 77,573,827,010.80
  5. Step 5: Solve for x
    x = 77,573,827,010.80/319,296.33
  6. Step 6: Final answer
    x = 242,952.45

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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.