Home / 825,575.86-1,238,478.57-292,970.26

Finding the Fourth Proportional to 825,575.86, 1,238,478.57 and 292,970.26

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Solution

The fourth proportional to 825,575.86, 1,238,478.57 and 292,970.26 is: 439,496.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,575.86 : 1,238,478.57 = 292,970.26 : x
  2. Step 2: Convert to fraction form
    825,575.86/1,238,478.57 = 292,970.26/x
  3. Step 3: Cross multiply
    825,575.86x = 1,238,478.57 × 292,970.26
  4. Step 4: Simplify right side
    825,575.86x = 362,837,388,657.33
  5. Step 5: Solve for x
    x = 362,837,388,657.33/825,575.86
  6. Step 6: Final answer
    x = 439,496.12

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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.