Home / 703,864.69-971,327.50-381,566.50

Finding the Fourth Proportional to 703,864.69, 971,327.50 and 381,566.50

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Solution

The fourth proportional to 703,864.69, 971,327.50 and 381,566.50 is: 526,558.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,864.69 : 971,327.50 = 381,566.50 : x
  2. Step 2: Convert to fraction form
    703,864.69/971,327.50 = 381,566.50/x
  3. Step 3: Cross multiply
    703,864.69x = 971,327.50 × 381,566.50
  4. Step 4: Simplify right side
    703,864.69x = 370,626,031,146.52
  5. Step 5: Solve for x
    x = 370,626,031,146.52/703,864.69
  6. Step 6: Final answer
    x = 526,558.64

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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.