Home / 1,044,137.10-1,566,378.45-445,385.10

Finding the Fourth Proportional to 1,044,137.10, 1,566,378.45 and 445,385.10

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Solution

The fourth proportional to 1,044,137.10, 1,566,378.45 and 445,385.10 is: 668,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,137.10 : 1,566,378.45 = 445,385.10 : x
  2. Step 2: Convert to fraction form
    1,044,137.10/1,566,378.45 = 445,385.10/x
  3. Step 3: Cross multiply
    1,044,137.10x = 1,566,378.45 × 445,385.10
  4. Step 4: Simplify right side
    1,044,137.10x = 697,641,622,591.10
  5. Step 5: Solve for x
    x = 697,641,622,591.10/1,044,137.10
  6. Step 6: Final answer
    x = 668,151.36

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Double scale
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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.