Home / 858,031.56-1,184,255.64-495,514.44

Finding the Fourth Proportional to 858,031.56, 1,184,255.64 and 495,514.44

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Solution

The fourth proportional to 858,031.56, 1,184,255.64 and 495,514.44 is: 683,909.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,031.56 : 1,184,255.64 = 495,514.44 : x
  2. Step 2: Convert to fraction form
    858,031.56/1,184,255.64 = 495,514.44/x
  3. Step 3: Cross multiply
    858,031.56x = 1,184,255.64 × 495,514.44
  4. Step 4: Simplify right side
    858,031.56x = 586,815,770,271.44
  5. Step 5: Solve for x
    x = 586,815,770,271.44/858,031.56
  6. Step 6: Final answer
    x = 683,909.31

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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.