Home / 369,977.50-510,572.61-200,215.27

Finding the Fourth Proportional to 369,977.50, 510,572.61 and 200,215.27

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Solution

The fourth proportional to 369,977.50, 510,572.61 and 200,215.27 is: 276,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,977.50 : 510,572.61 = 200,215.27 : x
  2. Step 2: Convert to fraction form
    369,977.50/510,572.61 = 200,215.27/x
  3. Step 3: Cross multiply
    369,977.50x = 510,572.61 × 200,215.27
  4. Step 4: Simplify right side
    369,977.50x = 102,224,432,965.76
  5. Step 5: Solve for x
    x = 102,224,432,965.76/369,977.50
  6. Step 6: Final answer
    x = 276,299.05

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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.