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Finding the Fourth Proportional to 954,854, 1,317,672.22 and 525,134.29

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Solution

The fourth proportional to 954,854, 1,317,672.22 and 525,134.29 is: 724,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,854 : 1,317,672.22 = 525,134.29 : x
  2. Step 2: Convert to fraction form
    954,854/1,317,672.22 = 525,134.29/x
  3. Step 3: Cross multiply
    954,854x = 1,317,672.22 × 525,134.29
  4. Step 4: Simplify right side
    954,854x = 691,954,859,114.06
  5. Step 5: Solve for x
    x = 691,954,859,114.06/954,854
  6. Step 6: Final answer
    x = 724,670.85

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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.