Home / 651,611.40-977,465.70-230,832.60

Finding the Fourth Proportional to 651,611.40, 977,465.70 and 230,832.60

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Solution

The fourth proportional to 651,611.40, 977,465.70 and 230,832.60 is: 346,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,611.40 : 977,465.70 = 230,832.60 : x
  2. Step 2: Convert to fraction form
    651,611.40/977,465.70 = 230,832.60/x
  3. Step 3: Cross multiply
    651,611.40x = 977,465.70 × 230,832.60
  4. Step 4: Simplify right side
    651,611.40x = 225,630,948,941.82
  5. Step 5: Solve for x
    x = 225,630,948,941.82/651,611.40
  6. Step 6: Final answer
    x = 346,266.12

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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.