Home / 1,069,356.38-1,604,034.58-359,384.44

Finding the Fourth Proportional to 1,069,356.38, 1,604,034.58 and 359,384.44

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Solution

The fourth proportional to 1,069,356.38, 1,604,034.58 and 359,384.44 is: 539,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,356.38 : 1,604,034.58 = 359,384.44 : x
  2. Step 2: Convert to fraction form
    1,069,356.38/1,604,034.58 = 359,384.44/x
  3. Step 3: Cross multiply
    1,069,356.38x = 1,604,034.58 × 359,384.44
  4. Step 4: Simplify right side
    1,069,356.38x = 576,465,069,273.94
  5. Step 5: Solve for x
    x = 576,465,069,273.94/1,069,356.38
  6. Step 6: Final answer
    x = 539,076.66

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Double scale
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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.