Home / 1,016,835.89-1,525,262.77-258,678.16

Finding the Fourth Proportional to 1,016,835.89, 1,525,262.77 and 258,678.16

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Solution

The fourth proportional to 1,016,835.89, 1,525,262.77 and 258,678.16 is: 388,019.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,835.89 : 1,525,262.77 = 258,678.16 : x
  2. Step 2: Convert to fraction form
    1,016,835.89/1,525,262.77 = 258,678.16/x
  3. Step 3: Cross multiply
    1,016,835.89x = 1,525,262.77 × 258,678.16
  4. Step 4: Simplify right side
    1,016,835.89x = 394,552,163,108.05
  5. Step 5: Solve for x
    x = 394,552,163,108.05/1,016,835.89
  6. Step 6: Final answer
    x = 388,019.51

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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.