Home / 424,279.44-584,919.90-338,529.60

Finding the Fourth Proportional to 424,279.44, 584,919.90 and 338,529.60

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Solution

The fourth proportional to 424,279.44, 584,919.90 and 338,529.60 is: 466,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,279.44 : 584,919.90 = 338,529.60 : x
  2. Step 2: Convert to fraction form
    424,279.44/584,919.90 = 338,529.60/x
  3. Step 3: Cross multiply
    424,279.44x = 584,919.90 × 338,529.60
  4. Step 4: Simplify right side
    424,279.44x = 198,012,699,779.04
  5. Step 5: Solve for x
    x = 198,012,699,779.04/424,279.44
  6. Step 6: Final answer
    x = 466,703.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.