Home / 1,063,149.60-1,595,031.60-315,213.60

Finding the Fourth Proportional to 1,063,149.60, 1,595,031.60 and 315,213.60

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Solution

The fourth proportional to 1,063,149.60, 1,595,031.60 and 315,213.60 is: 472,911.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,149.60 : 1,595,031.60 = 315,213.60 : x
  2. Step 2: Convert to fraction form
    1,063,149.60/1,595,031.60 = 315,213.60/x
  3. Step 3: Cross multiply
    1,063,149.60x = 1,595,031.60 × 315,213.60
  4. Step 4: Simplify right side
    1,063,149.60x = 502,775,652,749.76
  5. Step 5: Solve for x
    x = 502,775,652,749.76/1,063,149.60
  6. Step 6: Final answer
    x = 472,911.48

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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.