Home / 284,424.72-392,581.80-176,933.76

Finding the Fourth Proportional to 284,424.72, 392,581.80 and 176,933.76

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Solution

The fourth proportional to 284,424.72, 392,581.80 and 176,933.76 is: 244,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,424.72 : 392,581.80 = 176,933.76 : x
  2. Step 2: Convert to fraction form
    284,424.72/392,581.80 = 176,933.76/x
  3. Step 3: Cross multiply
    284,424.72x = 392,581.80 × 176,933.76
  4. Step 4: Simplify right side
    284,424.72x = 69,460,973,981.57
  5. Step 5: Solve for x
    x = 69,460,973,981.57/284,424.72
  6. Step 6: Final answer
    x = 244,215.67

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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.