Home / 883,513.64-1,219,216.40-539,924.55

Finding the Fourth Proportional to 883,513.64, 1,219,216.40 and 539,924.55

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Solution

The fourth proportional to 883,513.64, 1,219,216.40 and 539,924.55 is: 745,076.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,513.64 : 1,219,216.40 = 539,924.55 : x
  2. Step 2: Convert to fraction form
    883,513.64/1,219,216.40 = 539,924.55/x
  3. Step 3: Cross multiply
    883,513.64x = 1,219,216.40 × 539,924.55
  4. Step 4: Simplify right side
    883,513.64x = 658,284,863,423.00
  5. Step 5: Solve for x
    x = 658,284,863,423.00/883,513.64
  6. Step 6: Final answer
    x = 745,076.07

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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.