Home / 294,931.56-442,397.22-73,315.56

Finding the Fourth Proportional to 294,931.56, 442,397.22 and 73,315.56

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Solution

The fourth proportional to 294,931.56, 442,397.22 and 73,315.56 is: 109,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,931.56 : 442,397.22 = 73,315.56 : x
  2. Step 2: Convert to fraction form
    294,931.56/442,397.22 = 73,315.56/x
  3. Step 3: Cross multiply
    294,931.56x = 442,397.22 × 73,315.56
  4. Step 4: Simplify right side
    294,931.56x = 32,434,599,926.74
  5. Step 5: Solve for x
    x = 32,434,599,926.74/294,931.56
  6. Step 6: Final answer
    x = 109,973.31

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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.