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Finding the Fourth Proportional to 669,561.76, 924,277.82 and 452,065.08

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Solution

The fourth proportional to 669,561.76, 924,277.82 and 452,065.08 is: 624,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,561.76 : 924,277.82 = 452,065.08 : x
  2. Step 2: Convert to fraction form
    669,561.76/924,277.82 = 452,065.08/x
  3. Step 3: Cross multiply
    669,561.76x = 924,277.82 × 452,065.08
  4. Step 4: Simplify right side
    669,561.76x = 417,833,726,640.53
  5. Step 5: Solve for x
    x = 417,833,726,640.53/669,561.76
  6. Step 6: Final answer
    x = 624,040.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.