Home / 319,941.64-441,518.07-176,700.97

Finding the Fourth Proportional to 319,941.64, 441,518.07 and 176,700.97

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Solution

The fourth proportional to 319,941.64, 441,518.07 and 176,700.97 is: 243,846.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,941.64 : 441,518.07 = 176,700.97 : x
  2. Step 2: Convert to fraction form
    319,941.64/441,518.07 = 176,700.97/x
  3. Step 3: Cross multiply
    319,941.64x = 441,518.07 × 176,700.97
  4. Step 4: Simplify right side
    319,941.64x = 78,016,671,241.53
  5. Step 5: Solve for x
    x = 78,016,671,241.53/319,941.64
  6. Step 6: Final answer
    x = 243,846.57

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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.