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Finding the Fourth Proportional to 523,627.00, 785,424.80 and 144,570.88

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Solution

The fourth proportional to 523,627.00, 785,424.80 and 144,570.88 is: 216,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,627.00 : 785,424.80 = 144,570.88 : x
  2. Step 2: Convert to fraction form
    523,627.00/785,424.80 = 144,570.88/x
  3. Step 3: Cross multiply
    523,627.00x = 785,424.80 × 144,570.88
  4. Step 4: Simplify right side
    523,627.00x = 113,549,551,435.02
  5. Step 5: Solve for x
    x = 113,549,551,435.02/523,627.00
  6. Step 6: Final answer
    x = 216,851.98

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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.