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Finding the Fourth Proportional to 598,657.56, 826,126.74 and 356,815.62

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Solution

The fourth proportional to 598,657.56, 826,126.74 and 356,815.62 is: 492,393.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,657.56 : 826,126.74 = 356,815.62 : x
  2. Step 2: Convert to fraction form
    598,657.56/826,126.74 = 356,815.62/x
  3. Step 3: Cross multiply
    598,657.56x = 826,126.74 × 356,815.62
  4. Step 4: Simplify right side
    598,657.56x = 294,774,924,931.68
  5. Step 5: Solve for x
    x = 294,774,924,931.68/598,657.56
  6. Step 6: Final answer
    x = 492,393.22

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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.