Home / 831,160.36-1,147,570.50-529,762.60

Finding the Fourth Proportional to 831,160.36, 1,147,570.50 and 529,762.60

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Solution

The fourth proportional to 831,160.36, 1,147,570.50 and 529,762.60 is: 731,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,160.36 : 1,147,570.50 = 529,762.60 : x
  2. Step 2: Convert to fraction form
    831,160.36/1,147,570.50 = 529,762.60/x
  3. Step 3: Cross multiply
    831,160.36x = 1,147,570.50 × 529,762.60
  4. Step 4: Simplify right side
    831,160.36x = 607,939,931,763.30
  5. Step 5: Solve for x
    x = 607,939,931,763.30/831,160.36
  6. Step 6: Final answer
    x = 731,435.19

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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.