Home / 976,870.80-1,465,743.60-444,117.60

Finding the Fourth Proportional to 976,870.80, 1,465,743.60 and 444,117.60

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Solution

The fourth proportional to 976,870.80, 1,465,743.60 and 444,117.60 is: 666,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,870.80 : 1,465,743.60 = 444,117.60 : x
  2. Step 2: Convert to fraction form
    976,870.80/1,465,743.60 = 444,117.60/x
  3. Step 3: Cross multiply
    976,870.80x = 1,465,743.60 × 444,117.60
  4. Step 4: Simplify right side
    976,870.80x = 650,962,529,847.36
  5. Step 5: Solve for x
    x = 650,962,529,847.36/976,870.80
  6. Step 6: Final answer
    x = 666,375.26

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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.