Home / 928,779.65-1,280,529.42-601,514.46

Finding the Fourth Proportional to 928,779.65, 1,280,529.42 and 601,514.46

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Solution

The fourth proportional to 928,779.65, 1,280,529.42 and 601,514.46 is: 829,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,779.65 : 1,280,529.42 = 601,514.46 : x
  2. Step 2: Convert to fraction form
    928,779.65/1,280,529.42 = 601,514.46/x
  3. Step 3: Cross multiply
    928,779.65x = 1,280,529.42 × 601,514.46
  4. Step 4: Simplify right side
    928,779.65x = 770,256,962,585.41
  5. Step 5: Solve for x
    x = 770,256,962,585.41/928,779.65
  6. Step 6: Final answer
    x = 829,321.54

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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.