Home / 925,752.56-1,386,835.40-525,181.60

Finding the Fourth Proportional to 925,752.56, 1,386,835.40 and 525,181.60

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Solution

The fourth proportional to 925,752.56, 1,386,835.40 and 525,181.60 is: 786,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,752.56 : 1,386,835.40 = 525,181.60 : x
  2. Step 2: Convert to fraction form
    925,752.56/1,386,835.40 = 525,181.60/x
  3. Step 3: Cross multiply
    925,752.56x = 1,386,835.40 × 525,181.60
  4. Step 4: Simplify right side
    925,752.56x = 728,340,434,308.64
  5. Step 5: Solve for x
    x = 728,340,434,308.64/925,752.56
  6. Step 6: Final answer
    x = 786,754.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.