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Finding the Fourth Proportional to 506,582.88, 759,874.17 and 190,965.98

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Solution

The fourth proportional to 506,582.88, 759,874.17 and 190,965.98 is: 286,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,582.88 : 759,874.17 = 190,965.98 : x
  2. Step 2: Convert to fraction form
    506,582.88/759,874.17 = 190,965.98/x
  3. Step 3: Cross multiply
    506,582.88x = 759,874.17 × 190,965.98
  4. Step 4: Simplify right side
    506,582.88x = 145,110,115,550.74
  5. Step 5: Solve for x
    x = 145,110,115,550.74/506,582.88
  6. Step 6: Final answer
    x = 286,448.91

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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.