Home / 738,116.76-1,018,676.34-451,826.04

Finding the Fourth Proportional to 738,116.76, 1,018,676.34 and 451,826.04

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Solution

The fourth proportional to 738,116.76, 1,018,676.34 and 451,826.04 is: 623,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,116.76 : 1,018,676.34 = 451,826.04 : x
  2. Step 2: Convert to fraction form
    738,116.76/1,018,676.34 = 451,826.04/x
  3. Step 3: Cross multiply
    738,116.76x = 1,018,676.34 × 451,826.04
  4. Step 4: Simplify right side
    738,116.76x = 460,264,496,743.89
  5. Step 5: Solve for x
    x = 460,264,496,743.89/738,116.76
  6. Step 6: Final answer
    x = 623,565.97

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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.