Home / 782,113.20-1,097,907.60-782,113.20

Finding the Fourth Proportional to 782,113.20, 1,097,907.60 and 782,113.20

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Solution

The fourth proportional to 782,113.20, 1,097,907.60 and 782,113.20 is: 1,097,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,113.20 : 1,097,907.60 = 782,113.20 : x
  2. Step 2: Convert to fraction form
    782,113.20/1,097,907.60 = 782,113.20/x
  3. Step 3: Cross multiply
    782,113.20x = 1,097,907.60 × 782,113.20
  4. Step 4: Simplify right side
    782,113.20x = 858,688,026,340.32
  5. Step 5: Solve for x
    x = 858,688,026,340.32/782,113.20
  6. Step 6: Final answer
    x = 1,097,907.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.