Home / 316,175.40-473,744.70-263,298.60

Finding the Fourth Proportional to 316,175.40, 473,744.70 and 263,298.60

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Solution

The fourth proportional to 316,175.40, 473,744.70 and 263,298.60 is: 394,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,175.40 : 473,744.70 = 263,298.60 : x
  2. Step 2: Convert to fraction form
    316,175.40/473,744.70 = 263,298.60/x
  3. Step 3: Cross multiply
    316,175.40x = 473,744.70 × 263,298.60
  4. Step 4: Simplify right side
    316,175.40x = 124,736,316,267.42
  5. Step 5: Solve for x
    x = 124,736,316,267.42/316,175.40
  6. Step 6: Final answer
    x = 394,516.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.