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Finding the Fourth Proportional to 497,788.90, 746,683.35 and 160,828.90

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Solution

The fourth proportional to 497,788.90, 746,683.35 and 160,828.90 is: 241,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,788.90 : 746,683.35 = 160,828.90 : x
  2. Step 2: Convert to fraction form
    497,788.90/746,683.35 = 160,828.90/x
  3. Step 3: Cross multiply
    497,788.90x = 746,683.35 × 160,828.90
  4. Step 4: Simplify right side
    497,788.90x = 120,088,261,828.82
  5. Step 5: Solve for x
    x = 120,088,261,828.82/497,788.90
  6. Step 6: Final answer
    x = 241,243.35

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Similar ratio
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1.5x scale

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.