Home / 319,568.42-441,004.10-176,328.50

Finding the Fourth Proportional to 319,568.42, 441,004.10 and 176,328.50

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Solution

The fourth proportional to 319,568.42, 441,004.10 and 176,328.50 is: 243,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,568.42 : 441,004.10 = 176,328.50 : x
  2. Step 2: Convert to fraction form
    319,568.42/441,004.10 = 176,328.50/x
  3. Step 3: Cross multiply
    319,568.42x = 441,004.10 × 176,328.50
  4. Step 4: Simplify right side
    319,568.42x = 77,761,588,360.19
  5. Step 5: Solve for x
    x = 77,761,588,360.19/319,568.42
  6. Step 6: Final answer
    x = 243,333.14

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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.