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Finding the Fourth Proportional to 302,762.76, 417,812.62 and 168,626.76

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Solution

The fourth proportional to 302,762.76, 417,812.62 and 168,626.76 is: 232,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,762.76 : 417,812.62 = 168,626.76 : x
  2. Step 2: Convert to fraction form
    302,762.76/417,812.62 = 168,626.76/x
  3. Step 3: Cross multiply
    302,762.76x = 417,812.62 × 168,626.76
  4. Step 4: Simplify right side
    302,762.76x = 70,454,388,397.71
  5. Step 5: Solve for x
    x = 70,454,388,397.71/302,762.76
  6. Step 6: Final answer
    x = 232,704.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.