Home / 603,669.10-905,503.65-182,890.30

Finding the Fourth Proportional to 603,669.10, 905,503.65 and 182,890.30

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Solution

The fourth proportional to 603,669.10, 905,503.65 and 182,890.30 is: 274,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,669.10 : 905,503.65 = 182,890.30 : x
  2. Step 2: Convert to fraction form
    603,669.10/905,503.65 = 182,890.30/x
  3. Step 3: Cross multiply
    603,669.10x = 905,503.65 × 182,890.30
  4. Step 4: Simplify right side
    603,669.10x = 165,607,834,199.60
  5. Step 5: Solve for x
    x = 165,607,834,199.60/603,669.10
  6. Step 6: Final answer
    x = 274,335.45

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Double scale
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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.