Home / 692,743.99-955,902.25-386,837.37

Finding the Fourth Proportional to 692,743.99, 955,902.25 and 386,837.37

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Solution

The fourth proportional to 692,743.99, 955,902.25 and 386,837.37 is: 533,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,743.99 : 955,902.25 = 386,837.37 : x
  2. Step 2: Convert to fraction form
    692,743.99/955,902.25 = 386,837.37/x
  3. Step 3: Cross multiply
    692,743.99x = 955,902.25 × 386,837.37
  4. Step 4: Simplify right side
    692,743.99x = 369,778,705,653.38
  5. Step 5: Solve for x
    x = 369,778,705,653.38/692,743.99
  6. Step 6: Final answer
    x = 533,788.40

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1.5x scale

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.