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Finding the Fourth Proportional to 416,580.90, 624,873.69 and 101,038.02

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Solution

The fourth proportional to 416,580.90, 624,873.69 and 101,038.02 is: 151,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,580.90 : 624,873.69 = 101,038.02 : x
  2. Step 2: Convert to fraction form
    416,580.90/624,873.69 = 101,038.02/x
  3. Step 3: Cross multiply
    416,580.90x = 624,873.69 × 101,038.02
  4. Step 4: Simplify right side
    416,580.90x = 63,136,000,387.69
  5. Step 5: Solve for x
    x = 63,136,000,387.69/416,580.90
  6. Step 6: Final answer
    x = 151,557.60

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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.