Home / 1,234,830.80-1,852,246.20-437,013.20

Finding the Fourth Proportional to 1,234,830.80, 1,852,246.20 and 437,013.20

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Solution

The fourth proportional to 1,234,830.80, 1,852,246.20 and 437,013.20 is: 655,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,830.80 : 1,852,246.20 = 437,013.20 : x
  2. Step 2: Convert to fraction form
    1,234,830.80/1,852,246.20 = 437,013.20/x
  3. Step 3: Cross multiply
    1,234,830.80x = 1,852,246.20 × 437,013.20
  4. Step 4: Simplify right side
    1,234,830.80x = 809,456,039,049.84
  5. Step 5: Solve for x
    x = 809,456,039,049.84/1,234,830.80
  6. Step 6: Final answer
    x = 655,519.80

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Similar ratio
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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.