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Finding the Fourth Proportional to 525,047.20, 737,165.60 and 525,047.20

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Solution

The fourth proportional to 525,047.20, 737,165.60 and 525,047.20 is: 737,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,047.20 : 737,165.60 = 525,047.20 : x
  2. Step 2: Convert to fraction form
    525,047.20/737,165.60 = 525,047.20/x
  3. Step 3: Cross multiply
    525,047.20x = 737,165.60 × 525,047.20
  4. Step 4: Simplify right side
    525,047.20x = 387,046,734,216.32
  5. Step 5: Solve for x
    x = 387,046,734,216.32/525,047.20
  6. Step 6: Final answer
    x = 737,165.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.