Home / 682,436.40-1,023,654.60-549,576.15

Finding the Fourth Proportional to 682,436.40, 1,023,654.60 and 549,576.15

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Solution

The fourth proportional to 682,436.40, 1,023,654.60 and 549,576.15 is: 824,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,436.40 : 1,023,654.60 = 549,576.15 : x
  2. Step 2: Convert to fraction form
    682,436.40/1,023,654.60 = 549,576.15/x
  3. Step 3: Cross multiply
    682,436.40x = 1,023,654.60 × 549,576.15
  4. Step 4: Simplify right side
    682,436.40x = 562,576,153,997.79
  5. Step 5: Solve for x
    x = 562,576,153,997.79/682,436.40
  6. Step 6: Final answer
    x = 824,364.23

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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.