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Finding the Fourth Proportional to 366,953.40, 493,812.45 and 366,953.40

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Solution

The fourth proportional to 366,953.40, 493,812.45 and 366,953.40 is: 493,812.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,953.40 : 493,812.45 = 366,953.40 : x
  2. Step 2: Convert to fraction form
    366,953.40/493,812.45 = 366,953.40/x
  3. Step 3: Cross multiply
    366,953.40x = 493,812.45 × 366,953.40
  4. Step 4: Simplify right side
    366,953.40x = 181,206,157,489.83
  5. Step 5: Solve for x
    x = 181,206,157,489.83/366,953.40
  6. Step 6: Final answer
    x = 493,812.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.