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Finding the Fourth Proportional to 365,364.89, 544,194.67 and 348,971.88

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Solution

The fourth proportional to 365,364.89, 544,194.67 and 348,971.88 is: 519,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,364.89 : 544,194.67 = 348,971.88 : x
  2. Step 2: Convert to fraction form
    365,364.89/544,194.67 = 348,971.88/x
  3. Step 3: Cross multiply
    365,364.89x = 544,194.67 × 348,971.88
  4. Step 4: Simplify right side
    365,364.89x = 189,908,637,075.88
  5. Step 5: Solve for x
    x = 189,908,637,075.88/365,364.89
  6. Step 6: Final answer
    x = 519,778.01

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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.