Home / 692,653.04-1,038,979.50-351,043.26

Finding the Fourth Proportional to 692,653.04, 1,038,979.50 and 351,043.26

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Solution

The fourth proportional to 692,653.04, 1,038,979.50 and 351,043.26 is: 526,564.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,653.04 : 1,038,979.50 = 351,043.26 : x
  2. Step 2: Convert to fraction form
    692,653.04/1,038,979.50 = 351,043.26/x
  3. Step 3: Cross multiply
    692,653.04x = 1,038,979.50 × 351,043.26
  4. Step 4: Simplify right side
    692,653.04x = 364,726,745,540.59
  5. Step 5: Solve for x
    x = 364,726,745,540.59/692,653.04
  6. Step 6: Final answer
    x = 526,564.85

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Double scale
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Similar ratio
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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.