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Finding the Fourth Proportional to 525,275.84, 787,798.56 and 151,217.60

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Solution

The fourth proportional to 525,275.84, 787,798.56 and 151,217.60 is: 226,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,275.84 : 787,798.56 = 151,217.60 : x
  2. Step 2: Convert to fraction form
    525,275.84/787,798.56 = 151,217.60/x
  3. Step 3: Cross multiply
    525,275.84x = 787,798.56 × 151,217.60
  4. Step 4: Simplify right side
    525,275.84x = 119,129,007,526.66
  5. Step 5: Solve for x
    x = 119,129,007,526.66/525,275.84
  6. Step 6: Final answer
    x = 226,793.24

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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.