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Finding the Fourth Proportional to 976,560, 1,347,539.36 and 568,751.04

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Solution

The fourth proportional to 976,560, 1,347,539.36 and 568,751.04 is: 784,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,560 : 1,347,539.36 = 568,751.04 : x
  2. Step 2: Convert to fraction form
    976,560/1,347,539.36 = 568,751.04/x
  3. Step 3: Cross multiply
    976,560x = 1,347,539.36 × 568,751.04
  4. Step 4: Simplify right side
    976,560x = 766,414,412,440.94
  5. Step 5: Solve for x
    x = 766,414,412,440.94/976,560
  6. Step 6: Final answer
    x = 784,810.37

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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.