Home / 1,069,190.67-1,604,025.39-359,199.35

Finding the Fourth Proportional to 1,069,190.67, 1,604,025.39 and 359,199.35

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Solution

The fourth proportional to 1,069,190.67, 1,604,025.39 and 359,199.35 is: 538,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,190.67 : 1,604,025.39 = 359,199.35 : x
  2. Step 2: Convert to fraction form
    1,069,190.67/1,604,025.39 = 359,199.35/x
  3. Step 3: Cross multiply
    1,069,190.67x = 1,604,025.39 × 359,199.35
  4. Step 4: Simplify right side
    1,069,190.67x = 576,164,869,451.37
  5. Step 5: Solve for x
    x = 576,164,869,451.37/1,069,190.67
  6. Step 6: Final answer
    x = 538,879.44

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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.