Home / 672,039.80-1,008,059.70-546,068.60

Finding the Fourth Proportional to 672,039.80, 1,008,059.70 and 546,068.60

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Solution

The fourth proportional to 672,039.80, 1,008,059.70 and 546,068.60 is: 819,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,039.80 : 1,008,059.70 = 546,068.60 : x
  2. Step 2: Convert to fraction form
    672,039.80/1,008,059.70 = 546,068.60/x
  3. Step 3: Cross multiply
    672,039.80x = 1,008,059.70 × 546,068.60
  4. Step 4: Simplify right side
    672,039.80x = 550,469,749,095.42
  5. Step 5: Solve for x
    x = 550,469,749,095.42/672,039.80
  6. Step 6: Final answer
    x = 819,102.90

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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.