Home / 703,868.68-971,333.02-381,570.50

Finding the Fourth Proportional to 703,868.68, 971,333.02 and 381,570.50

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Solution

The fourth proportional to 703,868.68, 971,333.02 and 381,570.50 is: 526,564.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,868.68 : 971,333.02 = 381,570.50 : x
  2. Step 2: Convert to fraction form
    703,868.68/971,333.02 = 381,570.50/x
  3. Step 3: Cross multiply
    703,868.68x = 971,333.02 × 381,570.50
  4. Step 4: Simplify right side
    703,868.68x = 370,632,026,107.91
  5. Step 5: Solve for x
    x = 370,632,026,107.91/703,868.68
  6. Step 6: Final answer
    x = 526,564.17

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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.