Home / 706,341.79-1,059,488.89-306,982.60

Finding the Fourth Proportional to 706,341.79, 1,059,488.89 and 306,982.60

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Solution

The fourth proportional to 706,341.79, 1,059,488.89 and 306,982.60 is: 460,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,341.79 : 1,059,488.89 = 306,982.60 : x
  2. Step 2: Convert to fraction form
    706,341.79/1,059,488.89 = 306,982.60/x
  3. Step 3: Cross multiply
    706,341.79x = 1,059,488.89 × 306,982.60
  4. Step 4: Simplify right side
    706,341.79x = 325,244,654,123.31
  5. Step 5: Solve for x
    x = 325,244,654,123.31/706,341.79
  6. Step 6: Final answer
    x = 460,463.56

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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.