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Finding the Fourth Proportional to 656,457.72, 984,852.66 and 183,142.74

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Solution

The fourth proportional to 656,457.72, 984,852.66 and 183,142.74 is: 274,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,457.72 : 984,852.66 = 183,142.74 : x
  2. Step 2: Convert to fraction form
    656,457.72/984,852.66 = 183,142.74/x
  3. Step 3: Cross multiply
    656,457.72x = 984,852.66 × 183,142.74
  4. Step 4: Simplify right side
    656,457.72x = 180,368,614,648.69
  5. Step 5: Solve for x
    x = 180,368,614,648.69/656,457.72
  6. Step 6: Final answer
    x = 274,760.44

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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.