Home / 1,005,525.12-1,387,923.80-576,091.20

Finding the Fourth Proportional to 1,005,525.12, 1,387,923.80 and 576,091.20

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Solution

The fourth proportional to 1,005,525.12, 1,387,923.80 and 576,091.20 is: 795,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,525.12 : 1,387,923.80 = 576,091.20 : x
  2. Step 2: Convert to fraction form
    1,005,525.12/1,387,923.80 = 576,091.20/x
  3. Step 3: Cross multiply
    1,005,525.12x = 1,387,923.80 × 576,091.20
  4. Step 4: Simplify right side
    1,005,525.12x = 799,570,687,450.56
  5. Step 5: Solve for x
    x = 799,570,687,450.56/1,005,525.12
  6. Step 6: Final answer
    x = 795,177.24

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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.