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Finding the Fourth Proportional to 353,683.68, 530,608.52 and 117,026.34

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Solution

The fourth proportional to 353,683.68, 530,608.52 and 117,026.34 is: 175,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,683.68 : 530,608.52 = 117,026.34 : x
  2. Step 2: Convert to fraction form
    353,683.68/530,608.52 = 117,026.34/x
  3. Step 3: Cross multiply
    353,683.68x = 530,608.52 × 117,026.34
  4. Step 4: Simplify right side
    353,683.68x = 62,095,173,068.42
  5. Step 5: Solve for x
    x = 62,095,173,068.42/353,683.68
  6. Step 6: Final answer
    x = 175,566.97

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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.