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Finding the Fourth Proportional to 365,038.66, 503,724.88 and 201,688.22

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Solution

The fourth proportional to 365,038.66, 503,724.88 and 201,688.22 is: 278,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,038.66 : 503,724.88 = 201,688.22 : x
  2. Step 2: Convert to fraction form
    365,038.66/503,724.88 = 201,688.22/x
  3. Step 3: Cross multiply
    365,038.66x = 503,724.88 × 201,688.22
  4. Step 4: Simplify right side
    365,038.66x = 101,595,371,252.02
  5. Step 5: Solve for x
    x = 101,595,371,252.02/365,038.66
  6. Step 6: Final answer
    x = 278,314.00

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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.