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Finding the Fourth Proportional to 328,056.90, 452,708.64 and 184,813.80

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Solution

The fourth proportional to 328,056.90, 452,708.64 and 184,813.80 is: 255,037.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,056.90 : 452,708.64 = 184,813.80 : x
  2. Step 2: Convert to fraction form
    328,056.90/452,708.64 = 184,813.80/x
  3. Step 3: Cross multiply
    328,056.90x = 452,708.64 × 184,813.80
  4. Step 4: Simplify right side
    328,056.90x = 83,666,804,051.23
  5. Step 5: Solve for x
    x = 83,666,804,051.23/328,056.90
  6. Step 6: Final answer
    x = 255,037.48

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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.