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Finding the Fourth Proportional to 834,543, 1,151,669.34 and 452,570.09

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Solution

The fourth proportional to 834,543, 1,151,669.34 and 452,570.09 is: 624,546.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,543 : 1,151,669.34 = 452,570.09 : x
  2. Step 2: Convert to fraction form
    834,543/1,151,669.34 = 452,570.09/x
  3. Step 3: Cross multiply
    834,543x = 1,151,669.34 × 452,570.09
  4. Step 4: Simplify right side
    834,543x = 521,211,091,095.69
  5. Step 5: Solve for x
    x = 521,211,091,095.69/834,543
  6. Step 6: Final answer
    x = 624,546.72

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Double scale
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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.