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Finding the Fourth Proportional to 506,459.66, 759,409.05 and 207,150.45

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Solution

The fourth proportional to 506,459.66, 759,409.05 and 207,150.45 is: 310,610.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,459.66 : 759,409.05 = 207,150.45 : x
  2. Step 2: Convert to fraction form
    506,459.66/759,409.05 = 207,150.45/x
  3. Step 3: Cross multiply
    506,459.66x = 759,409.05 × 207,150.45
  4. Step 4: Simplify right side
    506,459.66x = 157,311,924,370.60
  5. Step 5: Solve for x
    x = 157,311,924,370.60/506,459.66
  6. Step 6: Final answer
    x = 310,610.97

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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.