Home / 742,002.70-1,113,004.05-181,037.20

Finding the Fourth Proportional to 742,002.70, 1,113,004.05 and 181,037.20

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Solution

The fourth proportional to 742,002.70, 1,113,004.05 and 181,037.20 is: 271,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,002.70 : 1,113,004.05 = 181,037.20 : x
  2. Step 2: Convert to fraction form
    742,002.70/1,113,004.05 = 181,037.20/x
  3. Step 3: Cross multiply
    742,002.70x = 1,113,004.05 × 181,037.20
  4. Step 4: Simplify right side
    742,002.70x = 201,495,136,800.66
  5. Step 5: Solve for x
    x = 201,495,136,800.66/742,002.70
  6. Step 6: Final answer
    x = 271,555.80

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Similar ratio
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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.