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Finding the Fourth Proportional to 524,953.44, 724,429.44 and 298,598.40

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Solution

The fourth proportional to 524,953.44, 724,429.44 and 298,598.40 is: 412,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,953.44 : 724,429.44 = 298,598.40 : x
  2. Step 2: Convert to fraction form
    524,953.44/724,429.44 = 298,598.40/x
  3. Step 3: Cross multiply
    524,953.44x = 724,429.44 × 298,598.40
  4. Step 4: Simplify right side
    524,953.44x = 216,313,471,696.90
  5. Step 5: Solve for x
    x = 216,313,471,696.90/524,953.44
  6. Step 6: Final answer
    x = 412,062.20

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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.