Home / 1,095,626.80-1,643,440.20-623,234.80

Finding the Fourth Proportional to 1,095,626.80, 1,643,440.20 and 623,234.80

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Solution

The fourth proportional to 1,095,626.80, 1,643,440.20 and 623,234.80 is: 934,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,626.80 : 1,643,440.20 = 623,234.80 : x
  2. Step 2: Convert to fraction form
    1,095,626.80/1,643,440.20 = 623,234.80/x
  3. Step 3: Cross multiply
    1,095,626.80x = 1,643,440.20 × 623,234.80
  4. Step 4: Simplify right side
    1,095,626.80x = 1,024,249,124,358.96
  5. Step 5: Solve for x
    x = 1,024,249,124,358.96/1,095,626.80
  6. Step 6: Final answer
    x = 934,852.20

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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.