Home / 742,063.05-1,024,050.80-419,766.23

Finding the Fourth Proportional to 742,063.05, 1,024,050.80 and 419,766.23

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Solution

The fourth proportional to 742,063.05, 1,024,050.80 and 419,766.23 is: 579,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,063.05 : 1,024,050.80 = 419,766.23 : x
  2. Step 2: Convert to fraction form
    742,063.05/1,024,050.80 = 419,766.23/x
  3. Step 3: Cross multiply
    742,063.05x = 1,024,050.80 × 419,766.23
  4. Step 4: Simplify right side
    742,063.05x = 429,861,936,425.40
  5. Step 5: Solve for x
    x = 429,861,936,425.40/742,063.05
  6. Step 6: Final answer
    x = 579,279.54

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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.