Home / 724,920.84-1,000,043.64-510,180.12

Finding the Fourth Proportional to 724,920.84, 1,000,043.64 and 510,180.12

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Solution

The fourth proportional to 724,920.84, 1,000,043.64 and 510,180.12 is: 703,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,920.84 : 1,000,043.64 = 510,180.12 : x
  2. Step 2: Convert to fraction form
    724,920.84/1,000,043.64 = 510,180.12/x
  3. Step 3: Cross multiply
    724,920.84x = 1,000,043.64 × 510,180.12
  4. Step 4: Simplify right side
    724,920.84x = 510,202,384,260.44
  5. Step 5: Solve for x
    x = 510,202,384,260.44/724,920.84
  6. Step 6: Final answer
    x = 703,804.27

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1.5x scale

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.