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Finding the Fourth Proportional to 484,693.70, 668,779.58 and 293,596.07

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Solution

The fourth proportional to 484,693.70, 668,779.58 and 293,596.07 is: 405,103.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,693.70 : 668,779.58 = 293,596.07 : x
  2. Step 2: Convert to fraction form
    484,693.70/668,779.58 = 293,596.07/x
  3. Step 3: Cross multiply
    484,693.70x = 668,779.58 × 293,596.07
  4. Step 4: Simplify right side
    484,693.70x = 196,351,054,916.27
  5. Step 5: Solve for x
    x = 196,351,054,916.27/484,693.70
  6. Step 6: Final answer
    x = 405,103.38

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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.