Home / 672,055.90-1,008,083.85-251,277.10

Finding the Fourth Proportional to 672,055.90, 1,008,083.85 and 251,277.10

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Solution

The fourth proportional to 672,055.90, 1,008,083.85 and 251,277.10 is: 376,915.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,055.90 : 1,008,083.85 = 251,277.10 : x
  2. Step 2: Convert to fraction form
    672,055.90/1,008,083.85 = 251,277.10/x
  3. Step 3: Cross multiply
    672,055.90x = 1,008,083.85 × 251,277.10
  4. Step 4: Simplify right side
    672,055.90x = 253,308,386,384.84
  5. Step 5: Solve for x
    x = 253,308,386,384.84/672,055.90
  6. Step 6: Final answer
    x = 376,915.65

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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.