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Finding the Fourth Proportional to 364,082.10, 545,831.55 and 153,546.90

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Solution

The fourth proportional to 364,082.10, 545,831.55 and 153,546.90 is: 230,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,082.10 : 545,831.55 = 153,546.90 : x
  2. Step 2: Convert to fraction form
    364,082.10/545,831.55 = 153,546.90/x
  3. Step 3: Cross multiply
    364,082.10x = 545,831.55 × 153,546.90
  4. Step 4: Simplify right side
    364,082.10x = 83,810,742,424.70
  5. Step 5: Solve for x
    x = 83,810,742,424.70/364,082.10
  6. Step 6: Final answer
    x = 230,197.37

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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.