Home / 306,733.32-423,155.58-179,352.72

Finding the Fourth Proportional to 306,733.32, 423,155.58 and 179,352.72

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Solution

The fourth proportional to 306,733.32, 423,155.58 and 179,352.72 is: 247,427.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,733.32 : 423,155.58 = 179,352.72 : x
  2. Step 2: Convert to fraction form
    306,733.32/423,155.58 = 179,352.72/x
  3. Step 3: Cross multiply
    306,733.32x = 423,155.58 × 179,352.72
  4. Step 4: Simplify right side
    306,733.32x = 75,894,104,256.18
  5. Step 5: Solve for x
    x = 75,894,104,256.18/306,733.32
  6. Step 6: Final answer
    x = 247,427.00

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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.