Home / 651,644.10-977,466.15-230,865.30

Finding the Fourth Proportional to 651,644.10, 977,466.15 and 230,865.30

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Solution

The fourth proportional to 651,644.10, 977,466.15 and 230,865.30 is: 346,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,644.10 : 977,466.15 = 230,865.30 : x
  2. Step 2: Convert to fraction form
    651,644.10/977,466.15 = 230,865.30/x
  3. Step 3: Cross multiply
    651,644.10x = 977,466.15 × 230,865.30
  4. Step 4: Simplify right side
    651,644.10x = 225,663,015,959.60
  5. Step 5: Solve for x
    x = 225,663,015,959.60/651,644.10
  6. Step 6: Final answer
    x = 346,297.95

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Half scale
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Double scale
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Similar ratio
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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.