Home / 689,886.52-1,034,750.93-184,486.90

Finding the Fourth Proportional to 689,886.52, 1,034,750.93 and 184,486.90

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Solution

The fourth proportional to 689,886.52, 1,034,750.93 and 184,486.90 is: 276,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,886.52 : 1,034,750.93 = 184,486.90 : x
  2. Step 2: Convert to fraction form
    689,886.52/1,034,750.93 = 184,486.90/x
  3. Step 3: Cross multiply
    689,886.52x = 1,034,750.93 × 184,486.90
  4. Step 4: Simplify right side
    689,886.52x = 190,897,991,347.82
  5. Step 5: Solve for x
    x = 190,897,991,347.82/689,886.52
  6. Step 6: Final answer
    x = 276,709.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.