Home / 782,666.20-1,173,999.30-736,010.20

Finding the Fourth Proportional to 782,666.20, 1,173,999.30 and 736,010.20

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Solution

The fourth proportional to 782,666.20, 1,173,999.30 and 736,010.20 is: 1,104,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,666.20 : 1,173,999.30 = 736,010.20 : x
  2. Step 2: Convert to fraction form
    782,666.20/1,173,999.30 = 736,010.20/x
  3. Step 3: Cross multiply
    782,666.20x = 1,173,999.30 × 736,010.20
  4. Step 4: Simplify right side
    782,666.20x = 864,075,459,592.86
  5. Step 5: Solve for x
    x = 864,075,459,592.86/782,666.20
  6. Step 6: Final answer
    x = 1,104,015.30

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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.