Home / 834,305.01-1,151,270.06-471,678.54

Finding the Fourth Proportional to 834,305.01, 1,151,270.06 and 471,678.54

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Solution

The fourth proportional to 834,305.01, 1,151,270.06 and 471,678.54 is: 650,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,305.01 : 1,151,270.06 = 471,678.54 : x
  2. Step 2: Convert to fraction form
    834,305.01/1,151,270.06 = 471,678.54/x
  3. Step 3: Cross multiply
    834,305.01x = 1,151,270.06 × 471,678.54
  4. Step 4: Simplify right side
    834,305.01x = 543,029,378,688.12
  5. Step 5: Solve for x
    x = 543,029,378,688.12/834,305.01
  6. Step 6: Final answer
    x = 650,876.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.