Home / 858,518.58-1,184,515.56-536,555.73

Finding the Fourth Proportional to 858,518.58, 1,184,515.56 and 536,555.73

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Solution

The fourth proportional to 858,518.58, 1,184,515.56 and 536,555.73 is: 740,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,518.58 : 1,184,515.56 = 536,555.73 : x
  2. Step 2: Convert to fraction form
    858,518.58/1,184,515.56 = 536,555.73/x
  3. Step 3: Cross multiply
    858,518.58x = 1,184,515.56 × 536,555.73
  4. Step 4: Simplify right side
    858,518.58x = 635,558,610,992.16
  5. Step 5: Solve for x
    x = 635,558,610,992.16/858,518.58
  6. Step 6: Final answer
    x = 740,296.86

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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.