Home / 838,290.24-1,256,730.03-364,618.83

Finding the Fourth Proportional to 838,290.24, 1,256,730.03 and 364,618.83

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Solution

The fourth proportional to 838,290.24, 1,256,730.03 and 364,618.83 is: 546,621.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,290.24 : 1,256,730.03 = 364,618.83 : x
  2. Step 2: Convert to fraction form
    838,290.24/1,256,730.03 = 364,618.83/x
  3. Step 3: Cross multiply
    838,290.24x = 1,256,730.03 × 364,618.83
  4. Step 4: Simplify right side
    838,290.24x = 458,227,433,164.47
  5. Step 5: Solve for x
    x = 458,227,433,164.47/838,290.24
  6. Step 6: Final answer
    x = 546,621.46

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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.