Home / 974,003.40-1,343,254.38-611,460.96

Finding the Fourth Proportional to 974,003.40, 1,343,254.38 and 611,460.96

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Solution

The fourth proportional to 974,003.40, 1,343,254.38 and 611,460.96 is: 843,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,003.40 : 1,343,254.38 = 611,460.96 : x
  2. Step 2: Convert to fraction form
    974,003.40/1,343,254.38 = 611,460.96/x
  3. Step 3: Cross multiply
    974,003.40x = 1,343,254.38 × 611,460.96
  4. Step 4: Simplify right side
    974,003.40x = 821,347,612,719.01
  5. Step 5: Solve for x
    x = 821,347,612,719.01/974,003.40
  6. Step 6: Final answer
    x = 843,269.76

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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.