Home / 526,900.05-727,122.02-285,182.58

Finding the Fourth Proportional to 526,900.05, 727,122.02 and 285,182.58

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Solution

The fourth proportional to 526,900.05, 727,122.02 and 285,182.58 is: 393,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,900.05 : 727,122.02 = 285,182.58 : x
  2. Step 2: Convert to fraction form
    526,900.05/727,122.02 = 285,182.58/x
  3. Step 3: Cross multiply
    526,900.05x = 727,122.02 × 285,182.58
  4. Step 4: Simplify right side
    526,900.05x = 207,362,532,212.50
  5. Step 5: Solve for x
    x = 207,362,532,212.50/526,900.05
  6. Step 6: Final answer
    x = 393,551.93

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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.