Home / 1,146,158.10-1,719,237.15-347,400.09

Finding the Fourth Proportional to 1,146,158.10, 1,719,237.15 and 347,400.09

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Solution

The fourth proportional to 1,146,158.10, 1,719,237.15 and 347,400.09 is: 521,100.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,158.10 : 1,719,237.15 = 347,400.09 : x
  2. Step 2: Convert to fraction form
    1,146,158.10/1,719,237.15 = 347,400.09/x
  3. Step 3: Cross multiply
    1,146,158.10x = 1,719,237.15 × 347,400.09
  4. Step 4: Simplify right side
    1,146,158.10x = 597,263,140,641.34
  5. Step 5: Solve for x
    x = 597,263,140,641.34/1,146,158.10
  6. Step 6: Final answer
    x = 521,100.14

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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.