Home / 889,324.12-1,333,582.53-383,645.98

Finding the Fourth Proportional to 889,324.12, 1,333,582.53 and 383,645.98

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Solution

The fourth proportional to 889,324.12, 1,333,582.53 and 383,645.98 is: 575,294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,324.12 : 1,333,582.53 = 383,645.98 : x
  2. Step 2: Convert to fraction form
    889,324.12/1,333,582.53 = 383,645.98/x
  3. Step 3: Cross multiply
    889,324.12x = 1,333,582.53 × 383,645.98
  4. Step 4: Simplify right side
    889,324.12x = 511,623,576,632.73
  5. Step 5: Solve for x
    x = 511,623,576,632.73/889,324.12
  6. Step 6: Final answer
    x = 575,294.84

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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.