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Finding the Fourth Proportional to 434,858.83, 600,104.60 and 243,870.55

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Solution

The fourth proportional to 434,858.83, 600,104.60 and 243,870.55 is: 336,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,858.83 : 600,104.60 = 243,870.55 : x
  2. Step 2: Convert to fraction form
    434,858.83/600,104.60 = 243,870.55/x
  3. Step 3: Cross multiply
    434,858.83x = 600,104.60 × 243,870.55
  4. Step 4: Simplify right side
    434,858.83x = 146,347,837,054.43
  5. Step 5: Solve for x
    x = 146,347,837,054.43/434,858.83
  6. Step 6: Final answer
    x = 336,541.03

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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.