Home / 515,840.61-773,979.63-249,799.35

Finding the Fourth Proportional to 515,840.61, 773,979.63 and 249,799.35

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Solution

The fourth proportional to 515,840.61, 773,979.63 and 249,799.35 is: 374,804.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,840.61 : 773,979.63 = 249,799.35 : x
  2. Step 2: Convert to fraction form
    515,840.61/773,979.63 = 249,799.35/x
  3. Step 3: Cross multiply
    515,840.61x = 773,979.63 × 249,799.35
  4. Step 4: Simplify right side
    515,840.61x = 193,339,608,487.24
  5. Step 5: Solve for x
    x = 193,339,608,487.24/515,840.61
  6. Step 6: Final answer
    x = 374,804.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.