Home / 672,059.15-1,008,088.73-251,280.35

Finding the Fourth Proportional to 672,059.15, 1,008,088.73 and 251,280.35

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Solution

The fourth proportional to 672,059.15, 1,008,088.73 and 251,280.35 is: 376,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,059.15 : 1,008,088.73 = 251,280.35 : x
  2. Step 2: Convert to fraction form
    672,059.15/1,008,088.73 = 251,280.35/x
  3. Step 3: Cross multiply
    672,059.15x = 1,008,088.73 × 251,280.35
  4. Step 4: Simplify right side
    672,059.15x = 253,312,888,905.46
  5. Step 5: Solve for x
    x = 253,312,888,905.46/672,059.15
  6. Step 6: Final answer
    x = 376,920.53

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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.