Home / 725,849.60-1,017,239.20-725,849.60

Finding the Fourth Proportional to 725,849.60, 1,017,239.20 and 725,849.60

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Solution

The fourth proportional to 725,849.60, 1,017,239.20 and 725,849.60 is: 1,017,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,849.60 : 1,017,239.20 = 725,849.60 : x
  2. Step 2: Convert to fraction form
    725,849.60/1,017,239.20 = 725,849.60/x
  3. Step 3: Cross multiply
    725,849.60x = 1,017,239.20 × 725,849.60
  4. Step 4: Simplify right side
    725,849.60x = 738,362,666,424.32
  5. Step 5: Solve for x
    x = 738,362,666,424.32/725,849.60
  6. Step 6: Final answer
    x = 1,017,239.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.