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Finding the Fourth Proportional to 507,550.94, 700,102.77 and 326,498.66

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Solution

The fourth proportional to 507,550.94, 700,102.77 and 326,498.66 is: 450,363.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,550.94 : 700,102.77 = 326,498.66 : x
  2. Step 2: Convert to fraction form
    507,550.94/700,102.77 = 326,498.66/x
  3. Step 3: Cross multiply
    507,550.94x = 700,102.77 × 326,498.66
  4. Step 4: Simplify right side
    507,550.94x = 228,582,616,267.29
  5. Step 5: Solve for x
    x = 228,582,616,267.29/507,550.94
  6. Step 6: Final answer
    x = 450,363.89

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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.