Home / 983,313.60-1,356,885.28-547,697.60

Finding the Fourth Proportional to 983,313.60, 1,356,885.28 and 547,697.60

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Solution

The fourth proportional to 983,313.60, 1,356,885.28 and 547,697.60 is: 755,773.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,313.60 : 1,356,885.28 = 547,697.60 : x
  2. Step 2: Convert to fraction form
    983,313.60/1,356,885.28 = 547,697.60/x
  3. Step 3: Cross multiply
    983,313.60x = 1,356,885.28 × 547,697.60
  4. Step 4: Simplify right side
    983,313.60x = 743,162,811,331.33
  5. Step 5: Solve for x
    x = 743,162,811,331.33/983,313.60
  6. Step 6: Final answer
    x = 755,773.96

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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.