Home / 933,508.17-1,399,682.35-393,486.60

Finding the Fourth Proportional to 933,508.17, 1,399,682.35 and 393,486.60

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Solution

The fourth proportional to 933,508.17, 1,399,682.35 and 393,486.60 is: 589,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,508.17 : 1,399,682.35 = 393,486.60 : x
  2. Step 2: Convert to fraction form
    933,508.17/1,399,682.35 = 393,486.60/x
  3. Step 3: Cross multiply
    933,508.17x = 1,399,682.35 × 393,486.60
  4. Step 4: Simplify right side
    933,508.17x = 550,756,254,722.18
  5. Step 5: Solve for x
    x = 550,756,254,722.18/933,508.17
  6. Step 6: Final answer
    x = 589,985.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.