Home / 849,674.40-1,274,511.60-700,375.20

Finding the Fourth Proportional to 849,674.40, 1,274,511.60 and 700,375.20

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Solution

The fourth proportional to 849,674.40, 1,274,511.60 and 700,375.20 is: 1,050,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,674.40 : 1,274,511.60 = 700,375.20 : x
  2. Step 2: Convert to fraction form
    849,674.40/1,274,511.60 = 700,375.20/x
  3. Step 3: Cross multiply
    849,674.40x = 1,274,511.60 × 700,375.20
  4. Step 4: Simplify right side
    849,674.40x = 892,636,316,752.32
  5. Step 5: Solve for x
    x = 892,636,316,752.32/849,674.40
  6. Step 6: Final answer
    x = 1,050,562.80

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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.