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Finding the Fourth Proportional to 508,209.06, 702,152.28 and 432,527.94

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Solution

The fourth proportional to 508,209.06, 702,152.28 and 432,527.94 is: 597,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,209.06 : 702,152.28 = 432,527.94 : x
  2. Step 2: Convert to fraction form
    508,209.06/702,152.28 = 432,527.94/x
  3. Step 3: Cross multiply
    508,209.06x = 702,152.28 × 432,527.94
  4. Step 4: Simplify right side
    508,209.06x = 303,700,479,234.70
  5. Step 5: Solve for x
    x = 303,700,479,234.70/508,209.06
  6. Step 6: Final answer
    x = 597,589.66

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Double scale
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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.