Home / 853,714.92-1,178,150.37-471,766.32

Finding the Fourth Proportional to 853,714.92, 1,178,150.37 and 471,766.32

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Solution

The fourth proportional to 853,714.92, 1,178,150.37 and 471,766.32 is: 651,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,714.92 : 1,178,150.37 = 471,766.32 : x
  2. Step 2: Convert to fraction form
    853,714.92/1,178,150.37 = 471,766.32/x
  3. Step 3: Cross multiply
    853,714.92x = 1,178,150.37 × 471,766.32
  4. Step 4: Simplify right side
    853,714.92x = 555,811,664,461.54
  5. Step 5: Solve for x
    x = 555,811,664,461.54/853,714.92
  6. Step 6: Final answer
    x = 651,050.66

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Double scale
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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.