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Finding the Fourth Proportional to 173,364.40, 260,046.60 and 153,319.60

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Solution

The fourth proportional to 173,364.40, 260,046.60 and 153,319.60 is: 229,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,364.40 : 260,046.60 = 153,319.60 : x
  2. Step 2: Convert to fraction form
    173,364.40/260,046.60 = 153,319.60/x
  3. Step 3: Cross multiply
    173,364.40x = 260,046.60 × 153,319.60
  4. Step 4: Simplify right side
    173,364.40x = 39,870,240,693.36
  5. Step 5: Solve for x
    x = 39,870,240,693.36/173,364.40
  6. Step 6: Final answer
    x = 229,979.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.