Home / 1,099,124.80-1,648,687.20-468,102.40

Finding the Fourth Proportional to 1,099,124.80, 1,648,687.20 and 468,102.40

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Solution

The fourth proportional to 1,099,124.80, 1,648,687.20 and 468,102.40 is: 702,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,124.80 : 1,648,687.20 = 468,102.40 : x
  2. Step 2: Convert to fraction form
    1,099,124.80/1,648,687.20 = 468,102.40/x
  3. Step 3: Cross multiply
    1,099,124.80x = 1,648,687.20 × 468,102.40
  4. Step 4: Simplify right side
    1,099,124.80x = 771,754,435,169.28
  5. Step 5: Solve for x
    x = 771,754,435,169.28/1,099,124.80
  6. Step 6: Final answer
    x = 702,153.60

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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.