Home / 747,340.40-1,121,453.68-700,054.76

Finding the Fourth Proportional to 747,340.40, 1,121,453.68 and 700,054.76

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Solution

The fourth proportional to 747,340.40, 1,121,453.68 and 700,054.76 is: 1,050,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,340.40 : 1,121,453.68 = 700,054.76 : x
  2. Step 2: Convert to fraction form
    747,340.40/1,121,453.68 = 700,054.76/x
  3. Step 3: Cross multiply
    747,340.40x = 1,121,453.68 × 700,054.76
  4. Step 4: Simplify right side
    747,340.40x = 785,078,986,803.52
  5. Step 5: Solve for x
    x = 785,078,986,803.52/747,340.40
  6. Step 6: Final answer
    x = 1,050,497.19

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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.