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Finding the Fourth Proportional to 415,239.04, 573,008.68 and 233,961.68

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Solution

The fourth proportional to 415,239.04, 573,008.68 and 233,961.68 is: 322,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,239.04 : 573,008.68 = 233,961.68 : x
  2. Step 2: Convert to fraction form
    415,239.04/573,008.68 = 233,961.68/x
  3. Step 3: Cross multiply
    415,239.04x = 573,008.68 × 233,961.68
  4. Step 4: Simplify right side
    415,239.04x = 134,062,075,152.36
  5. Step 5: Solve for x
    x = 134,062,075,152.36/415,239.04
  6. Step 6: Final answer
    x = 322,855.18

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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.