Home / 884,313.16-1,219,485.20-561,462.76

Finding the Fourth Proportional to 884,313.16, 1,219,485.20 and 561,462.76

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Solution

The fourth proportional to 884,313.16, 1,219,485.20 and 561,462.76 is: 774,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,313.16 : 1,219,485.20 = 561,462.76 : x
  2. Step 2: Convert to fraction form
    884,313.16/1,219,485.20 = 561,462.76/x
  3. Step 3: Cross multiply
    884,313.16x = 1,219,485.20 × 561,462.76
  4. Step 4: Simplify right side
    884,313.16x = 684,695,526,171.15
  5. Step 5: Solve for x
    x = 684,695,526,171.15/884,313.16
  6. Step 6: Final answer
    x = 774,268.16

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Double scale
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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.