Home / 688,766.60-950,497.08-382,833.32

Finding the Fourth Proportional to 688,766.60, 950,497.08 and 382,833.32

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Solution

The fourth proportional to 688,766.60, 950,497.08 and 382,833.32 is: 528,309.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,766.60 : 950,497.08 = 382,833.32 : x
  2. Step 2: Convert to fraction form
    688,766.60/950,497.08 = 382,833.32/x
  3. Step 3: Cross multiply
    688,766.60x = 950,497.08 × 382,833.32
  4. Step 4: Simplify right side
    688,766.60x = 363,881,952,786.71
  5. Step 5: Solve for x
    x = 363,881,952,786.71/688,766.60
  6. Step 6: Final answer
    x = 528,309.52

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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.