Home / 919,525.76-1,268,925.64-532,357.50

Finding the Fourth Proportional to 919,525.76, 1,268,925.64 and 532,357.50

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Solution

The fourth proportional to 919,525.76, 1,268,925.64 and 532,357.50 is: 734,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,525.76 : 1,268,925.64 = 532,357.50 : x
  2. Step 2: Convert to fraction form
    919,525.76/1,268,925.64 = 532,357.50/x
  3. Step 3: Cross multiply
    919,525.76x = 1,268,925.64 × 532,357.50
  4. Step 4: Simplify right side
    919,525.76x = 675,522,081,396.30
  5. Step 5: Solve for x
    x = 675,522,081,396.30/919,525.76
  6. Step 6: Final answer
    x = 734,641.82

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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.