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Finding the Fourth Proportional to 182,318.40, 273,477.60 and 157,386.60

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Solution

The fourth proportional to 182,318.40, 273,477.60 and 157,386.60 is: 236,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,318.40 : 273,477.60 = 157,386.60 : x
  2. Step 2: Convert to fraction form
    182,318.40/273,477.60 = 157,386.60/x
  3. Step 3: Cross multiply
    182,318.40x = 273,477.60 × 157,386.60
  4. Step 4: Simplify right side
    182,318.40x = 43,041,709,640.16
  5. Step 5: Solve for x
    x = 43,041,709,640.16/182,318.40
  6. Step 6: Final answer
    x = 236,079.90

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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.