Home / 792,590.76-1,093,750.56-448,400.70

Finding the Fourth Proportional to 792,590.76, 1,093,750.56 and 448,400.70

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Solution

The fourth proportional to 792,590.76, 1,093,750.56 and 448,400.70 is: 618,779.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,590.76 : 1,093,750.56 = 448,400.70 : x
  2. Step 2: Convert to fraction form
    792,590.76/1,093,750.56 = 448,400.70/x
  3. Step 3: Cross multiply
    792,590.76x = 1,093,750.56 × 448,400.70
  4. Step 4: Simplify right side
    792,590.76x = 490,438,516,729.39
  5. Step 5: Solve for x
    x = 490,438,516,729.39/792,590.76
  6. Step 6: Final answer
    x = 618,779.00

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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.