Home / 661,262.37-912,552.06-370,938.29

Finding the Fourth Proportional to 661,262.37, 912,552.06 and 370,938.29

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Solution

The fourth proportional to 661,262.37, 912,552.06 and 370,938.29 is: 511,900.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,262.37 : 912,552.06 = 370,938.29 : x
  2. Step 2: Convert to fraction form
    661,262.37/912,552.06 = 370,938.29/x
  3. Step 3: Cross multiply
    661,262.37x = 912,552.06 × 370,938.29
  4. Step 4: Simplify right side
    661,262.37x = 338,500,496,109.62
  5. Step 5: Solve for x
    x = 338,500,496,109.62/661,262.37
  6. Step 6: Final answer
    x = 511,900.44

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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.