Home / 985,742.89-1,360,325.32-533,033.89

Finding the Fourth Proportional to 985,742.89, 1,360,325.32 and 533,033.89

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Solution

The fourth proportional to 985,742.89, 1,360,325.32 and 533,033.89 is: 735,586.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,742.89 : 1,360,325.32 = 533,033.89 : x
  2. Step 2: Convert to fraction form
    985,742.89/1,360,325.32 = 533,033.89/x
  3. Step 3: Cross multiply
    985,742.89x = 1,360,325.32 × 533,033.89
  4. Step 4: Simplify right side
    985,742.89x = 725,099,492,251.70
  5. Step 5: Solve for x
    x = 725,099,492,251.70/985,742.89
  6. Step 6: Final answer
    x = 735,586.84

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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.