Home / 219,445.85-302,714.01-178,653.86

Finding the Fourth Proportional to 219,445.85, 302,714.01 and 178,653.86

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Solution

The fourth proportional to 219,445.85, 302,714.01 and 178,653.86 is: 246,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,445.85 : 302,714.01 = 178,653.86 : x
  2. Step 2: Convert to fraction form
    219,445.85/302,714.01 = 178,653.86/x
  3. Step 3: Cross multiply
    219,445.85x = 302,714.01 × 178,653.86
  4. Step 4: Simplify right side
    219,445.85x = 54,081,026,362.58
  5. Step 5: Solve for x
    x = 54,081,026,362.58/219,445.85
  6. Step 6: Final answer
    x = 246,443.60

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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.