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Finding the Fourth Proportional to 469,762.80, 703,477.80 and 376,450.80

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Solution

The fourth proportional to 469,762.80, 703,477.80 and 376,450.80 is: 563,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,762.80 : 703,477.80 = 376,450.80 : x
  2. Step 2: Convert to fraction form
    469,762.80/703,477.80 = 376,450.80/x
  3. Step 3: Cross multiply
    469,762.80x = 703,477.80 × 376,450.80
  4. Step 4: Simplify right side
    469,762.80x = 264,824,780,592.24
  5. Step 5: Solve for x
    x = 264,824,780,592.24/469,762.80
  6. Step 6: Final answer
    x = 563,741.49

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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.