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Finding the Fourth Proportional to 624,351.60, 933,762.60 and 524,818.80

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Solution

The fourth proportional to 624,351.60, 933,762.60 and 524,818.80 is: 784,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,351.60 : 933,762.60 = 524,818.80 : x
  2. Step 2: Convert to fraction form
    624,351.60/933,762.60 = 524,818.80/x
  3. Step 3: Cross multiply
    624,351.60x = 933,762.60 × 524,818.80
  4. Step 4: Simplify right side
    624,351.60x = 490,056,167,216.88
  5. Step 5: Solve for x
    x = 490,056,167,216.88/624,351.60
  6. Step 6: Final answer
    x = 784,904.16

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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.