Home / 694,011.60-1,041,017.40-414,075.60

Finding the Fourth Proportional to 694,011.60, 1,041,017.40 and 414,075.60

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Solution

The fourth proportional to 694,011.60, 1,041,017.40 and 414,075.60 is: 621,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,011.60 : 1,041,017.40 = 414,075.60 : x
  2. Step 2: Convert to fraction form
    694,011.60/1,041,017.40 = 414,075.60/x
  3. Step 3: Cross multiply
    694,011.60x = 1,041,017.40 × 414,075.60
  4. Step 4: Simplify right side
    694,011.60x = 431,059,904,515.44
  5. Step 5: Solve for x
    x = 431,059,904,515.44/694,011.60
  6. Step 6: Final answer
    x = 621,113.40

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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.