Home / 975,996.62-1,346,861.39-540,372.18

Finding the Fourth Proportional to 975,996.62, 1,346,861.39 and 540,372.18

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Solution

The fourth proportional to 975,996.62, 1,346,861.39 and 540,372.18 is: 745,705.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,996.62 : 1,346,861.39 = 540,372.18 : x
  2. Step 2: Convert to fraction form
    975,996.62/1,346,861.39 = 540,372.18/x
  3. Step 3: Cross multiply
    975,996.62x = 1,346,861.39 × 540,372.18
  4. Step 4: Simplify right side
    975,996.62x = 727,806,422,770.27
  5. Step 5: Solve for x
    x = 727,806,422,770.27/975,996.62
  6. Step 6: Final answer
    x = 745,705.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.