Home / 346,078.10-519,214.35-168,590.90

Finding the Fourth Proportional to 346,078.10, 519,214.35 and 168,590.90

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Solution

The fourth proportional to 346,078.10, 519,214.35 and 168,590.90 is: 252,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,078.10 : 519,214.35 = 168,590.90 : x
  2. Step 2: Convert to fraction form
    346,078.10/519,214.35 = 168,590.90/x
  3. Step 3: Cross multiply
    346,078.10x = 519,214.35 × 168,590.90
  4. Step 4: Simplify right side
    346,078.10x = 87,534,814,559.42
  5. Step 5: Solve for x
    x = 87,534,814,559.42/346,078.10
  6. Step 6: Final answer
    x = 252,933.70

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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.