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Finding the Fourth Proportional to 506,795.54, 760,127.70 and 169,756.98

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Solution

The fourth proportional to 506,795.54, 760,127.70 and 169,756.98 is: 254,613.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,795.54 : 760,127.70 = 169,756.98 : x
  2. Step 2: Convert to fraction form
    506,795.54/760,127.70 = 169,756.98/x
  3. Step 3: Cross multiply
    506,795.54x = 760,127.70 × 169,756.98
  4. Step 4: Simplify right side
    506,795.54x = 129,036,982,766.35
  5. Step 5: Solve for x
    x = 129,036,982,766.35/506,795.54
  6. Step 6: Final answer
    x = 254,613.49

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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.