Home / 630,371.50-945,563.72-181,091.23

Finding the Fourth Proportional to 630,371.50, 945,563.72 and 181,091.23

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Solution

The fourth proportional to 630,371.50, 945,563.72 and 181,091.23 is: 271,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,371.50 : 945,563.72 = 181,091.23 : x
  2. Step 2: Convert to fraction form
    630,371.50/945,563.72 = 181,091.23/x
  3. Step 3: Cross multiply
    630,371.50x = 945,563.72 × 181,091.23
  4. Step 4: Simplify right side
    630,371.50x = 171,233,293,828.81
  5. Step 5: Solve for x
    x = 171,233,293,828.81/630,371.50
  6. Step 6: Final answer
    x = 271,638.70

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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.