Home / 579,828.06-869,528.85-200,651.46

Finding the Fourth Proportional to 579,828.06, 869,528.85 and 200,651.46

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Solution

The fourth proportional to 579,828.06, 869,528.85 and 200,651.46 is: 300,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,828.06 : 869,528.85 = 200,651.46 : x
  2. Step 2: Convert to fraction form
    579,828.06/869,528.85 = 200,651.46/x
  3. Step 3: Cross multiply
    579,828.06x = 869,528.85 × 200,651.46
  4. Step 4: Simplify right side
    579,828.06x = 174,472,233,264.62
  5. Step 5: Solve for x
    x = 174,472,233,264.62/579,828.06
  6. Step 6: Final answer
    x = 300,903.40

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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.