Home / 623,890.20-934,085.70-606,394.20

Finding the Fourth Proportional to 623,890.20, 934,085.70 and 606,394.20

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Solution

The fourth proportional to 623,890.20, 934,085.70 and 606,394.20 is: 907,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,890.20 : 934,085.70 = 606,394.20 : x
  2. Step 2: Convert to fraction form
    623,890.20/934,085.70 = 606,394.20/x
  3. Step 3: Cross multiply
    623,890.20x = 934,085.70 × 606,394.20
  4. Step 4: Simplify right side
    623,890.20x = 566,424,150,782.94
  5. Step 5: Solve for x
    x = 566,424,150,782.94/623,890.20
  6. Step 6: Final answer
    x = 907,890.76

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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.