Home / 1,091,813.80-1,637,429.10-333,653.80

Finding the Fourth Proportional to 1,091,813.80, 1,637,429.10 and 333,653.80

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Solution

The fourth proportional to 1,091,813.80, 1,637,429.10 and 333,653.80 is: 500,391.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,813.80 : 1,637,429.10 = 333,653.80 : x
  2. Step 2: Convert to fraction form
    1,091,813.80/1,637,429.10 = 333,653.80/x
  3. Step 3: Cross multiply
    1,091,813.80x = 1,637,429.10 × 333,653.80
  4. Step 4: Simplify right side
    1,091,813.80x = 546,334,441,445.58
  5. Step 5: Solve for x
    x = 546,334,441,445.58/1,091,813.80
  6. Step 6: Final answer
    x = 500,391.59

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Double scale
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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.