Home / 537,328.41-741,619.20-308,039.67

Finding the Fourth Proportional to 537,328.41, 741,619.20 and 308,039.67

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Solution

The fourth proportional to 537,328.41, 741,619.20 and 308,039.67 is: 425,155.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,328.41 : 741,619.20 = 308,039.67 : x
  2. Step 2: Convert to fraction form
    537,328.41/741,619.20 = 308,039.67/x
  3. Step 3: Cross multiply
    537,328.41x = 741,619.20 × 308,039.67
  4. Step 4: Simplify right side
    537,328.41x = 228,448,133,633.66
  5. Step 5: Solve for x
    x = 228,448,133,633.66/537,328.41
  6. Step 6: Final answer
    x = 425,155.51

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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.