Home / 858,339.88-1,184,494.26-476,382.76

Finding the Fourth Proportional to 858,339.88, 1,184,494.26 and 476,382.76

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Solution

The fourth proportional to 858,339.88, 1,184,494.26 and 476,382.76 is: 657,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,339.88 : 1,184,494.26 = 476,382.76 : x
  2. Step 2: Convert to fraction form
    858,339.88/1,184,494.26 = 476,382.76/x
  3. Step 3: Cross multiply
    858,339.88x = 1,184,494.26 × 476,382.76
  4. Step 4: Simplify right side
    858,339.88x = 564,272,644,782.96
  5. Step 5: Solve for x
    x = 564,272,644,782.96/858,339.88
  6. Step 6: Final answer
    x = 657,400.01

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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.