Home / 644,080.10-966,120.15-565,348.10

Finding the Fourth Proportional to 644,080.10, 966,120.15 and 565,348.10

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Solution

The fourth proportional to 644,080.10, 966,120.15 and 565,348.10 is: 848,022.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,080.10 : 966,120.15 = 565,348.10 : x
  2. Step 2: Convert to fraction form
    644,080.10/966,120.15 = 565,348.10/x
  3. Step 3: Cross multiply
    644,080.10x = 966,120.15 × 565,348.10
  4. Step 4: Simplify right side
    644,080.10x = 546,194,191,174.22
  5. Step 5: Solve for x
    x = 546,194,191,174.22/644,080.10
  6. Step 6: Final answer
    x = 848,022.15

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Double scale
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Similar ratio
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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.