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Finding the Fourth Proportional to 416,574.40, 624,861.60 and 101,030.80

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Solution

The fourth proportional to 416,574.40, 624,861.60 and 101,030.80 is: 151,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,574.40 : 624,861.60 = 101,030.80 : x
  2. Step 2: Convert to fraction form
    416,574.40/624,861.60 = 101,030.80/x
  3. Step 3: Cross multiply
    416,574.40x = 624,861.60 × 101,030.80
  4. Step 4: Simplify right side
    416,574.40x = 63,130,267,337.28
  5. Step 5: Solve for x
    x = 63,130,267,337.28/416,574.40
  6. Step 6: Final answer
    x = 151,546.20

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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.