Home / 579,845.37-869,559.58-200,663.13

Finding the Fourth Proportional to 579,845.37, 869,559.58 and 200,663.13

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Solution

The fourth proportional to 579,845.37, 869,559.58 and 200,663.13 is: 300,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,845.37 : 869,559.58 = 200,663.13 : x
  2. Step 2: Convert to fraction form
    579,845.37/869,559.58 = 200,663.13/x
  3. Step 3: Cross multiply
    579,845.37x = 869,559.58 × 200,663.13
  4. Step 4: Simplify right side
    579,845.37x = 174,488,547,044.29
  5. Step 5: Solve for x
    x = 174,488,547,044.29/579,845.37
  6. Step 6: Final answer
    x = 300,922.55

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Double scale
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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.