Home / 858,262.72-1,184,442.96-476,292.64

Finding the Fourth Proportional to 858,262.72, 1,184,442.96 and 476,292.64

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Solution

The fourth proportional to 858,262.72, 1,184,442.96 and 476,292.64 is: 657,306.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,262.72 : 1,184,442.96 = 476,292.64 : x
  2. Step 2: Convert to fraction form
    858,262.72/1,184,442.96 = 476,292.64/x
  3. Step 3: Cross multiply
    858,262.72x = 1,184,442.96 × 476,292.64
  4. Step 4: Simplify right side
    858,262.72x = 564,141,464,347.82
  5. Step 5: Solve for x
    x = 564,141,464,347.82/858,262.72
  6. Step 6: Final answer
    x = 657,306.27

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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.