Home / 1,146,164.10-1,719,246.15-347,406.10

Finding the Fourth Proportional to 1,146,164.10, 1,719,246.15 and 347,406.10

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Solution

The fourth proportional to 1,146,164.10, 1,719,246.15 and 347,406.10 is: 521,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,164.10 : 1,719,246.15 = 347,406.10 : x
  2. Step 2: Convert to fraction form
    1,146,164.10/1,719,246.15 = 347,406.10/x
  3. Step 3: Cross multiply
    1,146,164.10x = 1,719,246.15 × 347,406.10
  4. Step 4: Simplify right side
    1,146,164.10x = 597,276,599,911.52
  5. Step 5: Solve for x
    x = 597,276,599,911.52/1,146,164.10
  6. Step 6: Final answer
    x = 521,109.15

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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.