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Finding the Fourth Proportional to 240,665.00, 360,880.56 and 120,670.38

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Solution

The fourth proportional to 240,665.00, 360,880.56 and 120,670.38 is: 180,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,665.00 : 360,880.56 = 120,670.38 : x
  2. Step 2: Convert to fraction form
    240,665.00/360,880.56 = 120,670.38/x
  3. Step 3: Cross multiply
    240,665.00x = 360,880.56 × 120,670.38
  4. Step 4: Simplify right side
    240,665.00x = 43,547,594,309.81
  5. Step 5: Solve for x
    x = 43,547,594,309.81/240,665.00
  6. Step 6: Final answer
    x = 180,946.94

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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.