Home / 933,696.08-1,288,035.20-570,487.02

Finding the Fourth Proportional to 933,696.08, 1,288,035.20 and 570,487.02

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Solution

The fourth proportional to 933,696.08, 1,288,035.20 and 570,487.02 is: 786,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,696.08 : 1,288,035.20 = 570,487.02 : x
  2. Step 2: Convert to fraction form
    933,696.08/1,288,035.20 = 570,487.02/x
  3. Step 3: Cross multiply
    933,696.08x = 1,288,035.20 × 570,487.02
  4. Step 4: Simplify right side
    933,696.08x = 734,807,362,903.10
  5. Step 5: Solve for x
    x = 734,807,362,903.10/933,696.08
  6. Step 6: Final answer
    x = 786,987.73

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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.