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Finding the Fourth Proportional to 706,522.32, 974,499.48 and 434,232.72

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Solution

The fourth proportional to 706,522.32, 974,499.48 and 434,232.72 is: 598,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,522.32 : 974,499.48 = 434,232.72 : x
  2. Step 2: Convert to fraction form
    706,522.32/974,499.48 = 434,232.72/x
  3. Step 3: Cross multiply
    706,522.32x = 974,499.48 × 434,232.72
  4. Step 4: Simplify right side
    706,522.32x = 423,159,559,838.99
  5. Step 5: Solve for x
    x = 423,159,559,838.99/706,522.32
  6. Step 6: Final answer
    x = 598,933.04

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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.