Home / 382,307.47-527,586.36-210,236.53

Finding the Fourth Proportional to 382,307.47, 527,586.36 and 210,236.53

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Solution

The fourth proportional to 382,307.47, 527,586.36 and 210,236.53 is: 290,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,307.47 : 527,586.36 = 210,236.53 : x
  2. Step 2: Convert to fraction form
    382,307.47/527,586.36 = 210,236.53/x
  3. Step 3: Cross multiply
    382,307.47x = 527,586.36 × 210,236.53
  4. Step 4: Simplify right side
    382,307.47x = 110,917,925,601.73
  5. Step 5: Solve for x
    x = 110,917,925,601.73/382,307.47
  6. Step 6: Final answer
    x = 290,127.54

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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.