Home / 1,091,486.80-1,636,938.60-333,326.80

Finding the Fourth Proportional to 1,091,486.80, 1,636,938.60 and 333,326.80

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Solution

The fourth proportional to 1,091,486.80, 1,636,938.60 and 333,326.80 is: 499,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,486.80 : 1,636,938.60 = 333,326.80 : x
  2. Step 2: Convert to fraction form
    1,091,486.80/1,636,938.60 = 333,326.80/x
  3. Step 3: Cross multiply
    1,091,486.80x = 1,636,938.60 × 333,326.80
  4. Step 4: Simplify right side
    1,091,486.80x = 545,635,505,334.48
  5. Step 5: Solve for x
    x = 545,635,505,334.48/1,091,486.80
  6. Step 6: Final answer
    x = 499,901.15

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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.