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Finding the Fourth Proportional to 554,893.80, 832,475.10 and 160,909.80

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Solution

The fourth proportional to 554,893.80, 832,475.10 and 160,909.80 is: 241,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,893.80 : 832,475.10 = 160,909.80 : x
  2. Step 2: Convert to fraction form
    554,893.80/832,475.10 = 160,909.80/x
  3. Step 3: Cross multiply
    554,893.80x = 832,475.10 × 160,909.80
  4. Step 4: Simplify right side
    554,893.80x = 133,953,401,845.98
  5. Step 5: Solve for x
    x = 133,953,401,845.98/554,893.80
  6. Step 6: Final answer
    x = 241,403.67

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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.