Home / 319,747.66-441,252.81-176,507.35

Finding the Fourth Proportional to 319,747.66, 441,252.81 and 176,507.35

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Solution

The fourth proportional to 319,747.66, 441,252.81 and 176,507.35 is: 243,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,747.66 : 441,252.81 = 176,507.35 : x
  2. Step 2: Convert to fraction form
    319,747.66/441,252.81 = 176,507.35/x
  3. Step 3: Cross multiply
    319,747.66x = 441,252.81 × 176,507.35
  4. Step 4: Simplify right side
    319,747.66x = 77,884,364,173.15
  5. Step 5: Solve for x
    x = 77,884,364,173.15/319,747.66
  6. Step 6: Final answer
    x = 243,580.72

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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.