Home / 319,771.35-441,272.90-176,528.32

Finding the Fourth Proportional to 319,771.35, 441,272.90 and 176,528.32

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Solution

The fourth proportional to 319,771.35, 441,272.90 and 176,528.32 is: 243,602.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,771.35 : 441,272.90 = 176,528.32 : x
  2. Step 2: Convert to fraction form
    319,771.35/441,272.90 = 176,528.32/x
  3. Step 3: Cross multiply
    319,771.35x = 441,272.90 × 176,528.32
  4. Step 4: Simplify right side
    319,771.35x = 77,897,161,712.70
  5. Step 5: Solve for x
    x = 77,897,161,712.70/319,771.35
  6. Step 6: Final answer
    x = 243,602.69

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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.