Home / 803,534.18-1,205,301.26-626,173.94

Finding the Fourth Proportional to 803,534.18, 1,205,301.26 and 626,173.94

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Solution

The fourth proportional to 803,534.18, 1,205,301.26 and 626,173.94 is: 939,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,534.18 : 1,205,301.26 = 626,173.94 : x
  2. Step 2: Convert to fraction form
    803,534.18/1,205,301.26 = 626,173.94/x
  3. Step 3: Cross multiply
    803,534.18x = 1,205,301.26 × 626,173.94
  4. Step 4: Simplify right side
    803,534.18x = 754,728,243,439.85
  5. Step 5: Solve for x
    x = 754,728,243,439.85/803,534.18
  6. Step 6: Final answer
    x = 939,260.91

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Double scale
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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.