Home / 788,683.20-1,183,024.80-536,740.80

Finding the Fourth Proportional to 788,683.20, 1,183,024.80 and 536,740.80

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Solution

The fourth proportional to 788,683.20, 1,183,024.80 and 536,740.80 is: 805,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,683.20 : 1,183,024.80 = 536,740.80 : x
  2. Step 2: Convert to fraction form
    788,683.20/1,183,024.80 = 536,740.80/x
  3. Step 3: Cross multiply
    788,683.20x = 1,183,024.80 × 536,740.80
  4. Step 4: Simplify right side
    788,683.20x = 634,977,677,571.84
  5. Step 5: Solve for x
    x = 634,977,677,571.84/788,683.20
  6. Step 6: Final answer
    x = 805,111.20

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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.