Home / 702,544.50-1,053,816.75-259,312.50

Finding the Fourth Proportional to 702,544.50, 1,053,816.75 and 259,312.50

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Solution

The fourth proportional to 702,544.50, 1,053,816.75 and 259,312.50 is: 388,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,544.50 : 1,053,816.75 = 259,312.50 : x
  2. Step 2: Convert to fraction form
    702,544.50/1,053,816.75 = 259,312.50/x
  3. Step 3: Cross multiply
    702,544.50x = 1,053,816.75 × 259,312.50
  4. Step 4: Simplify right side
    702,544.50x = 273,267,855,984.38
  5. Step 5: Solve for x
    x = 273,267,855,984.38/702,544.50
  6. Step 6: Final answer
    x = 388,968.75

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Double scale
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Similar ratio
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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.