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Finding the Fourth Proportional to 295,586.79, 407,763.63 and 174,669.59

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Solution

The fourth proportional to 295,586.79, 407,763.63 and 174,669.59 is: 240,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,586.79 : 407,763.63 = 174,669.59 : x
  2. Step 2: Convert to fraction form
    295,586.79/407,763.63 = 174,669.59/x
  3. Step 3: Cross multiply
    295,586.79x = 407,763.63 × 174,669.59
  4. Step 4: Simplify right side
    295,586.79x = 71,223,904,030.19
  5. Step 5: Solve for x
    x = 71,223,904,030.19/295,586.79
  6. Step 6: Final answer
    x = 240,957.67

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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.