Home / 865,749.91-1,194,711.93-483,779.83

Finding the Fourth Proportional to 865,749.91, 1,194,711.93 and 483,779.83

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Solution

The fourth proportional to 865,749.91, 1,194,711.93 and 483,779.83 is: 667,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,749.91 : 1,194,711.93 = 483,779.83 : x
  2. Step 2: Convert to fraction form
    865,749.91/1,194,711.93 = 483,779.83/x
  3. Step 3: Cross multiply
    865,749.91x = 1,194,711.93 × 483,779.83
  4. Step 4: Simplify right side
    865,749.91x = 577,977,534,394.37
  5. Step 5: Solve for x
    x = 577,977,534,394.37/865,749.91
  6. Step 6: Final answer
    x = 667,603.34

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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.