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Finding the Fourth Proportional to 223,577.04, 308,502.36 and 126,775.56

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Solution

The fourth proportional to 223,577.04, 308,502.36 and 126,775.56 is: 174,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,577.04 : 308,502.36 = 126,775.56 : x
  2. Step 2: Convert to fraction form
    223,577.04/308,502.36 = 126,775.56/x
  3. Step 3: Cross multiply
    223,577.04x = 308,502.36 × 126,775.56
  4. Step 4: Simplify right side
    223,577.04x = 39,110,559,450.32
  5. Step 5: Solve for x
    x = 39,110,559,450.32/223,577.04
  6. Step 6: Final answer
    x = 174,931.02

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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.