Home / 831,420.40-1,244,016.60-592,087.60

Finding the Fourth Proportional to 831,420.40, 1,244,016.60 and 592,087.60

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Solution

The fourth proportional to 831,420.40, 1,244,016.60 and 592,087.60 is: 885,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,420.40 : 1,244,016.60 = 592,087.60 : x
  2. Step 2: Convert to fraction form
    831,420.40/1,244,016.60 = 592,087.60/x
  3. Step 3: Cross multiply
    831,420.40x = 1,244,016.60 × 592,087.60
  4. Step 4: Simplify right side
    831,420.40x = 736,566,803,054.16
  5. Step 5: Solve for x
    x = 736,566,803,054.16/831,420.40
  6. Step 6: Final answer
    x = 885,913.80

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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.