Home / 831,986.15-1,148,840.75-526,601.26

Finding the Fourth Proportional to 831,986.15, 1,148,840.75 and 526,601.26

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Solution

The fourth proportional to 831,986.15, 1,148,840.75 and 526,601.26 is: 727,152.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,986.15 : 1,148,840.75 = 526,601.26 : x
  2. Step 2: Convert to fraction form
    831,986.15/1,148,840.75 = 526,601.26/x
  3. Step 3: Cross multiply
    831,986.15x = 1,148,840.75 × 526,601.26
  4. Step 4: Simplify right side
    831,986.15x = 604,980,989,241.90
  5. Step 5: Solve for x
    x = 604,980,989,241.90/831,986.15
  6. Step 6: Final answer
    x = 727,152.72

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Double scale
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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.