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Finding the Fourth Proportional to 197,263.89, 296,106.43 and 84,999.51

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Solution

The fourth proportional to 197,263.89, 296,106.43 and 84,999.51 is: 127,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,263.89 : 296,106.43 = 84,999.51 : x
  2. Step 2: Convert to fraction form
    197,263.89/296,106.43 = 84,999.51/x
  3. Step 3: Cross multiply
    197,263.89x = 296,106.43 × 84,999.51
  4. Step 4: Simplify right side
    197,263.89x = 25,168,901,457.85
  5. Step 5: Solve for x
    x = 25,168,901,457.85/197,263.89
  6. Step 6: Final answer
    x = 127,590.01

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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.