Home / 814,032.86-1,123,432.60-451,573.58

Finding the Fourth Proportional to 814,032.86, 1,123,432.60 and 451,573.58

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Solution

The fourth proportional to 814,032.86, 1,123,432.60 and 451,573.58 is: 623,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,032.86 : 1,123,432.60 = 451,573.58 : x
  2. Step 2: Convert to fraction form
    814,032.86/1,123,432.60 = 451,573.58/x
  3. Step 3: Cross multiply
    814,032.86x = 1,123,432.60 × 451,573.58
  4. Step 4: Simplify right side
    814,032.86x = 507,312,481,070.71
  5. Step 5: Solve for x
    x = 507,312,481,070.71/814,032.86
  6. Step 6: Final answer
    x = 623,208.85

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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.