Home / 725,237.55-1,087,473.60-245,300.40

Finding the Fourth Proportional to 725,237.55, 1,087,473.60 and 245,300.40

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Solution

The fourth proportional to 725,237.55, 1,087,473.60 and 245,300.40 is: 367,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,237.55 : 1,087,473.60 = 245,300.40 : x
  2. Step 2: Convert to fraction form
    725,237.55/1,087,473.60 = 245,300.40/x
  3. Step 3: Cross multiply
    725,237.55x = 1,087,473.60 × 245,300.40
  4. Step 4: Simplify right side
    725,237.55x = 266,757,709,069.44
  5. Step 5: Solve for x
    x = 266,757,709,069.44/725,237.55
  6. Step 6: Final answer
    x = 367,821.15

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Double scale
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1.5x scale

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.