Home / 960,540.71-1,325,547.45-530,820.95

Finding the Fourth Proportional to 960,540.71, 1,325,547.45 and 530,820.95

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Solution

The fourth proportional to 960,540.71, 1,325,547.45 and 530,820.95 is: 732,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,540.71 : 1,325,547.45 = 530,820.95 : x
  2. Step 2: Convert to fraction form
    960,540.71/1,325,547.45 = 530,820.95/x
  3. Step 3: Cross multiply
    960,540.71x = 1,325,547.45 × 530,820.95
  4. Step 4: Simplify right side
    960,540.71x = 703,628,350,051.34
  5. Step 5: Solve for x
    x = 703,628,350,051.34/960,540.71
  6. Step 6: Final answer
    x = 732,533.61

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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.