Home / 637,313.41-955,965.85-258,228.55

Finding the Fourth Proportional to 637,313.41, 955,965.85 and 258,228.55

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Solution

The fourth proportional to 637,313.41, 955,965.85 and 258,228.55 is: 387,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,313.41 : 955,965.85 = 258,228.55 : x
  2. Step 2: Convert to fraction form
    637,313.41/955,965.85 = 258,228.55/x
  3. Step 3: Cross multiply
    637,313.41x = 955,965.85 × 258,228.55
  4. Step 4: Simplify right side
    637,313.41x = 246,857,675,295.02
  5. Step 5: Solve for x
    x = 246,857,675,295.02/637,313.41
  6. Step 6: Final answer
    x = 387,341.10

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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.