Home / 918,933.48-1,267,942.32-536,886.48

Finding the Fourth Proportional to 918,933.48, 1,267,942.32 and 536,886.48

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Solution

The fourth proportional to 918,933.48, 1,267,942.32 and 536,886.48 is: 740,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,933.48 : 1,267,942.32 = 536,886.48 : x
  2. Step 2: Convert to fraction form
    918,933.48/1,267,942.32 = 536,886.48/x
  3. Step 3: Cross multiply
    918,933.48x = 1,267,942.32 × 536,886.48
  4. Step 4: Simplify right side
    918,933.48x = 680,741,089,027.83
  5. Step 5: Solve for x
    x = 680,741,089,027.83/918,933.48
  6. Step 6: Final answer
    x = 740,794.74

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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.