Home / 762,038.67-1,142,912.52-382,854.12

Finding the Fourth Proportional to 762,038.67, 1,142,912.52 and 382,854.12

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Solution

The fourth proportional to 762,038.67, 1,142,912.52 and 382,854.12 is: 574,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,038.67 : 1,142,912.52 = 382,854.12 : x
  2. Step 2: Convert to fraction form
    762,038.67/1,142,912.52 = 382,854.12/x
  3. Step 3: Cross multiply
    762,038.67x = 1,142,912.52 × 382,854.12
  4. Step 4: Simplify right side
    762,038.67x = 437,568,767,081.58
  5. Step 5: Solve for x
    x = 437,568,767,081.58/762,038.67
  6. Step 6: Final answer
    x = 574,208.09

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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.