Home / 1,069,794.89-1,604,791.24-386,852.20

Finding the Fourth Proportional to 1,069,794.89, 1,604,791.24 and 386,852.20

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Solution

The fourth proportional to 1,069,794.89, 1,604,791.24 and 386,852.20 is: 580,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,794.89 : 1,604,791.24 = 386,852.20 : x
  2. Step 2: Convert to fraction form
    1,069,794.89/1,604,791.24 = 386,852.20/x
  3. Step 3: Cross multiply
    1,069,794.89x = 1,604,791.24 × 386,852.20
  4. Step 4: Simplify right side
    1,069,794.89x = 620,817,013,710.77
  5. Step 5: Solve for x
    x = 620,817,013,710.77/1,069,794.89
  6. Step 6: Final answer
    x = 580,314.06

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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.