Home / 1,819,200.30-2,728,808.55-471,267.15

Finding the Fourth Proportional to 1,819,200.30, 2,728,808.55 and 471,267.15

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Solution

The fourth proportional to 1,819,200.30, 2,728,808.55 and 471,267.15 is: 706,902.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,200.30 : 2,728,808.55 = 471,267.15 : x
  2. Step 2: Convert to fraction form
    1,819,200.30/2,728,808.55 = 471,267.15/x
  3. Step 3: Cross multiply
    1,819,200.30x = 2,728,808.55 × 471,267.15
  4. Step 4: Simplify right side
    1,819,200.30x = 1,285,997,828,254.13
  5. Step 5: Solve for x
    x = 1,285,997,828,254.13/1,819,200.30
  6. Step 6: Final answer
    x = 706,902.82

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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.