Home / 319,943.28-441,503.55-183,955.62

Finding the Fourth Proportional to 319,943.28, 441,503.55 and 183,955.62

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Solution

The fourth proportional to 319,943.28, 441,503.55 and 183,955.62 is: 253,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,943.28 : 441,503.55 = 183,955.62 : x
  2. Step 2: Convert to fraction form
    319,943.28/441,503.55 = 183,955.62/x
  3. Step 3: Cross multiply
    319,943.28x = 441,503.55 × 183,955.62
  4. Step 4: Simplify right side
    319,943.28x = 81,217,059,272.45
  5. Step 5: Solve for x
    x = 81,217,059,272.45/319,943.28
  6. Step 6: Final answer
    x = 253,848.30

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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.