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Finding the Fourth Proportional to 554,891.80, 832,472.10 and 160,907.80

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Solution

The fourth proportional to 554,891.80, 832,472.10 and 160,907.80 is: 241,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,891.80 : 832,472.10 = 160,907.80 : x
  2. Step 2: Convert to fraction form
    554,891.80/832,472.10 = 160,907.80/x
  3. Step 3: Cross multiply
    554,891.80x = 832,472.10 × 160,907.80
  4. Step 4: Simplify right side
    554,891.80x = 133,951,254,172.38
  5. Step 5: Solve for x
    x = 133,951,254,172.38/554,891.80
  6. Step 6: Final answer
    x = 241,400.67

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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.