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Finding the Fourth Proportional to 487,514.22, 672,950.52 and 367,005.05

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Solution

The fourth proportional to 487,514.22, 672,950.52 and 367,005.05 is: 506,603.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,514.22 : 672,950.52 = 367,005.05 : x
  2. Step 2: Convert to fraction form
    487,514.22/672,950.52 = 367,005.05/x
  3. Step 3: Cross multiply
    487,514.22x = 672,950.52 × 367,005.05
  4. Step 4: Simplify right side
    487,514.22x = 246,976,235,875.37
  5. Step 5: Solve for x
    x = 246,976,235,875.37/487,514.22
  6. Step 6: Final answer
    x = 506,603.14

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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.