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Finding the Fourth Proportional to 581,567.70, 802,559.01 and 323,446.90

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Solution

The fourth proportional to 581,567.70, 802,559.01 and 323,446.90 is: 446,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,567.70 : 802,559.01 = 323,446.90 : x
  2. Step 2: Convert to fraction form
    581,567.70/802,559.01 = 323,446.90/x
  3. Step 3: Cross multiply
    581,567.70x = 802,559.01 × 323,446.90
  4. Step 4: Simplify right side
    581,567.70x = 259,585,223,851.57
  5. Step 5: Solve for x
    x = 259,585,223,851.57/581,567.70
  6. Step 6: Final answer
    x = 446,354.27

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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.