Home / 1,002,999.40-1,504,873.65-404,130.49

Finding the Fourth Proportional to 1,002,999.40, 1,504,873.65 and 404,130.49

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Solution

The fourth proportional to 1,002,999.40, 1,504,873.65 and 404,130.49 is: 606,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,999.40 : 1,504,873.65 = 404,130.49 : x
  2. Step 2: Convert to fraction form
    1,002,999.40/1,504,873.65 = 404,130.49/x
  3. Step 3: Cross multiply
    1,002,999.40x = 1,504,873.65 × 404,130.49
  4. Step 4: Simplify right side
    1,002,999.40x = 608,165,323,315.89
  5. Step 5: Solve for x
    x = 608,165,323,315.89/1,002,999.40
  6. Step 6: Final answer
    x = 606,346.65

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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.