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Finding the Fourth Proportional to 219,059.35, 302,301.93 and 118,457.35

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Solution

The fourth proportional to 219,059.35, 302,301.93 and 118,457.35 is: 163,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,059.35 : 302,301.93 = 118,457.35 : x
  2. Step 2: Convert to fraction form
    219,059.35/302,301.93 = 118,457.35/x
  3. Step 3: Cross multiply
    219,059.35x = 302,301.93 × 118,457.35
  4. Step 4: Simplify right side
    219,059.35x = 35,809,885,527.69
  5. Step 5: Solve for x
    x = 35,809,885,527.69/219,059.35
  6. Step 6: Final answer
    x = 163,471.16

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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.