Home / 869,497.88-1,199,919.33-525,285.95

Finding the Fourth Proportional to 869,497.88, 1,199,919.33 and 525,285.95

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Solution

The fourth proportional to 869,497.88, 1,199,919.33 and 525,285.95 is: 724,902.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,497.88 : 1,199,919.33 = 525,285.95 : x
  2. Step 2: Convert to fraction form
    869,497.88/1,199,919.33 = 525,285.95/x
  3. Step 3: Cross multiply
    869,497.88x = 1,199,919.33 × 525,285.95
  4. Step 4: Simplify right side
    869,497.88x = 630,300,759,182.82
  5. Step 5: Solve for x
    x = 630,300,759,182.82/869,497.88
  6. Step 6: Final answer
    x = 724,902.01

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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.