Home / 322,741.95-445,352.73-186,748.83

Finding the Fourth Proportional to 322,741.95, 445,352.73 and 186,748.83

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Solution

The fourth proportional to 322,741.95, 445,352.73 and 186,748.83 is: 257,695.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,741.95 : 445,352.73 = 186,748.83 : x
  2. Step 2: Convert to fraction form
    322,741.95/445,352.73 = 186,748.83/x
  3. Step 3: Cross multiply
    322,741.95x = 445,352.73 × 186,748.83
  4. Step 4: Simplify right side
    322,741.95x = 83,169,101,264.81
  5. Step 5: Solve for x
    x = 83,169,101,264.81/322,741.95
  6. Step 6: Final answer
    x = 257,695.35

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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.