Home / 897,453.70-1,346,180.55-543,159.70

Finding the Fourth Proportional to 897,453.70, 1,346,180.55 and 543,159.70

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Solution

The fourth proportional to 897,453.70, 1,346,180.55 and 543,159.70 is: 814,739.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,453.70 : 1,346,180.55 = 543,159.70 : x
  2. Step 2: Convert to fraction form
    897,453.70/1,346,180.55 = 543,159.70/x
  3. Step 3: Cross multiply
    897,453.70x = 1,346,180.55 × 543,159.70
  4. Step 4: Simplify right side
    897,453.70x = 731,191,023,683.84
  5. Step 5: Solve for x
    x = 731,191,023,683.84/897,453.70
  6. Step 6: Final answer
    x = 814,739.55

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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.