Home / 908,036.51-1,252,900.28-526,040.51

Finding the Fourth Proportional to 908,036.51, 1,252,900.28 and 526,040.51

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Solution

The fourth proportional to 908,036.51, 1,252,900.28 and 526,040.51 is: 725,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,036.51 : 1,252,900.28 = 526,040.51 : x
  2. Step 2: Convert to fraction form
    908,036.51/1,252,900.28 = 526,040.51/x
  3. Step 3: Cross multiply
    908,036.51x = 1,252,900.28 × 526,040.51
  4. Step 4: Simplify right side
    908,036.51x = 659,076,293,375.64
  5. Step 5: Solve for x
    x = 659,076,293,375.64/908,036.51
  6. Step 6: Final answer
    x = 725,825.77

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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.