Home / 637,741.04-880,049.39-396,018.41

Finding the Fourth Proportional to 637,741.04, 880,049.39 and 396,018.41

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Solution

The fourth proportional to 637,741.04, 880,049.39 and 396,018.41 is: 546,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,741.04 : 880,049.39 = 396,018.41 : x
  2. Step 2: Convert to fraction form
    637,741.04/880,049.39 = 396,018.41/x
  3. Step 3: Cross multiply
    637,741.04x = 880,049.39 × 396,018.41
  4. Step 4: Simplify right side
    637,741.04x = 348,515,753,768.93
  5. Step 5: Solve for x
    x = 348,515,753,768.93/637,741.04
  6. Step 6: Final answer
    x = 546,484.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.