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Finding the Fourth Proportional to 176,838.68, 265,258.02 and 145,608.32

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Solution

The fourth proportional to 176,838.68, 265,258.02 and 145,608.32 is: 218,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,838.68 : 265,258.02 = 145,608.32 : x
  2. Step 2: Convert to fraction form
    176,838.68/265,258.02 = 145,608.32/x
  3. Step 3: Cross multiply
    176,838.68x = 265,258.02 × 145,608.32
  4. Step 4: Simplify right side
    176,838.68x = 38,623,774,658.73
  5. Step 5: Solve for x
    x = 38,623,774,658.73/176,838.68
  6. Step 6: Final answer
    x = 218,412.48

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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.