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Finding the Fourth Proportional to 434,931.78, 600,206.94 and 253,768.26

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Solution

The fourth proportional to 434,931.78, 600,206.94 and 253,768.26 is: 350,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,931.78 : 600,206.94 = 253,768.26 : x
  2. Step 2: Convert to fraction form
    434,931.78/600,206.94 = 253,768.26/x
  3. Step 3: Cross multiply
    434,931.78x = 600,206.94 × 253,768.26
  4. Step 4: Simplify right side
    434,931.78x = 152,313,470,803.72
  5. Step 5: Solve for x
    x = 152,313,470,803.72/434,931.78
  6. Step 6: Final answer
    x = 350,200.83

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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.