Home / 960,528.91-1,325,417.12-530,783.41

Finding the Fourth Proportional to 960,528.91, 1,325,417.12 and 530,783.41

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Solution

The fourth proportional to 960,528.91, 1,325,417.12 and 530,783.41 is: 732,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,528.91 : 1,325,417.12 = 530,783.41 : x
  2. Step 2: Convert to fraction form
    960,528.91/1,325,417.12 = 530,783.41/x
  3. Step 3: Cross multiply
    960,528.91x = 1,325,417.12 × 530,783.41
  4. Step 4: Simplify right side
    960,528.91x = 703,509,415,972.06
  5. Step 5: Solve for x
    x = 703,509,415,972.06/960,528.91
  6. Step 6: Final answer
    x = 732,418.78

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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.