Home / 974,378.86-1,344,619.10-544,709.50

Finding the Fourth Proportional to 974,378.86, 1,344,619.10 and 544,709.50

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Solution

The fourth proportional to 974,378.86, 1,344,619.10 and 544,709.50 is: 751,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,378.86 : 1,344,619.10 = 544,709.50 : x
  2. Step 2: Convert to fraction form
    974,378.86/1,344,619.10 = 544,709.50/x
  3. Step 3: Cross multiply
    974,378.86x = 1,344,619.10 × 544,709.50
  4. Step 4: Simplify right side
    974,378.86x = 732,426,797,651.45
  5. Step 5: Solve for x
    x = 732,426,797,651.45/974,378.86
  6. Step 6: Final answer
    x = 751,685.85

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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.