Home / 857,926.55-1,183,446.75-535,076.15

Finding the Fourth Proportional to 857,926.55, 1,183,446.75 and 535,076.15

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Solution

The fourth proportional to 857,926.55, 1,183,446.75 and 535,076.15 is: 738,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,926.55 : 1,183,446.75 = 535,076.15 : x
  2. Step 2: Convert to fraction form
    857,926.55/1,183,446.75 = 535,076.15/x
  3. Step 3: Cross multiply
    857,926.55x = 1,183,446.75 × 535,076.15
  4. Step 4: Simplify right side
    857,926.55x = 633,234,122,127.40
  5. Step 5: Solve for x
    x = 633,234,122,127.40/857,926.55
  6. Step 6: Final answer
    x = 738,098.29

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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.