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Finding the Fourth Proportional to 506,590.98, 760,184.85 and 186,967.86

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Solution

The fourth proportional to 506,590.98, 760,184.85 and 186,967.86 is: 280,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,590.98 : 760,184.85 = 186,967.86 : x
  2. Step 2: Convert to fraction form
    506,590.98/760,184.85 = 186,967.86/x
  3. Step 3: Cross multiply
    506,590.98x = 760,184.85 × 186,967.86
  4. Step 4: Simplify right side
    506,590.98x = 142,130,134,608.92
  5. Step 5: Solve for x
    x = 142,130,134,608.92/506,590.98
  6. Step 6: Final answer
    x = 280,561.91

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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.