Home / 858,561.43-1,184,755.47-476,558.14

Finding the Fourth Proportional to 858,561.43, 1,184,755.47 and 476,558.14

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Solution

The fourth proportional to 858,561.43, 1,184,755.47 and 476,558.14 is: 657,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,561.43 : 1,184,755.47 = 476,558.14 : x
  2. Step 2: Convert to fraction form
    858,561.43/1,184,755.47 = 476,558.14/x
  3. Step 3: Cross multiply
    858,561.43x = 1,184,755.47 × 476,558.14
  4. Step 4: Simplify right side
    858,561.43x = 564,604,863,138.03
  5. Step 5: Solve for x
    x = 564,604,863,138.03/858,561.43
  6. Step 6: Final answer
    x = 657,617.32

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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.