Home / 993,775.70-1,490,663.55-496,111.70

Finding the Fourth Proportional to 993,775.70, 1,490,663.55 and 496,111.70

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Solution

The fourth proportional to 993,775.70, 1,490,663.55 and 496,111.70 is: 744,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,775.70 : 1,490,663.55 = 496,111.70 : x
  2. Step 2: Convert to fraction form
    993,775.70/1,490,663.55 = 496,111.70/x
  3. Step 3: Cross multiply
    993,775.70x = 1,490,663.55 × 496,111.70
  4. Step 4: Simplify right side
    993,775.70x = 739,535,627,918.54
  5. Step 5: Solve for x
    x = 739,535,627,918.54/993,775.70
  6. Step 6: Final answer
    x = 744,167.55

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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.