Home / 818,747.10-1,228,120.65-595,673.10

Finding the Fourth Proportional to 818,747.10, 1,228,120.65 and 595,673.10

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Solution

The fourth proportional to 818,747.10, 1,228,120.65 and 595,673.10 is: 893,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,747.10 : 1,228,120.65 = 595,673.10 : x
  2. Step 2: Convert to fraction form
    818,747.10/1,228,120.65 = 595,673.10/x
  3. Step 3: Cross multiply
    818,747.10x = 1,228,120.65 × 595,673.10
  4. Step 4: Simplify right side
    818,747.10x = 731,558,434,759.52
  5. Step 5: Solve for x
    x = 731,558,434,759.52/818,747.10
  6. Step 6: Final answer
    x = 893,509.65

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Double scale
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Similar ratio
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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.