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Finding the Fourth Proportional to 434,632.50, 599,795.04 and 253,470.06

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Solution

The fourth proportional to 434,632.50, 599,795.04 and 253,470.06 is: 349,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,632.50 : 599,795.04 = 253,470.06 : x
  2. Step 2: Convert to fraction form
    434,632.50/599,795.04 = 253,470.06/x
  3. Step 3: Cross multiply
    434,632.50x = 599,795.04 × 253,470.06
  4. Step 4: Simplify right side
    434,632.50x = 152,030,084,776.50
  5. Step 5: Solve for x
    x = 152,030,084,776.50/434,632.50
  6. Step 6: Final answer
    x = 349,789.96

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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.