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Finding the Fourth Proportional to 409,925.52, 610,813.08 and 365,208.66

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Solution

The fourth proportional to 409,925.52, 610,813.08 and 365,208.66 is: 544,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,925.52 : 610,813.08 = 365,208.66 : x
  2. Step 2: Convert to fraction form
    409,925.52/610,813.08 = 365,208.66/x
  3. Step 3: Cross multiply
    409,925.52x = 610,813.08 × 365,208.66
  4. Step 4: Simplify right side
    409,925.52x = 223,074,226,457.27
  5. Step 5: Solve for x
    x = 223,074,226,457.27/409,925.52
  6. Step 6: Final answer
    x = 544,182.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.