Home / 835,812.02-1,153,420.58-453,838.80

Finding the Fourth Proportional to 835,812.02, 1,153,420.58 and 453,838.80

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Solution

The fourth proportional to 835,812.02, 1,153,420.58 and 453,838.80 is: 626,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,812.02 : 1,153,420.58 = 453,838.80 : x
  2. Step 2: Convert to fraction form
    835,812.02/1,153,420.58 = 453,838.80/x
  3. Step 3: Cross multiply
    835,812.02x = 1,153,420.58 × 453,838.80
  4. Step 4: Simplify right side
    835,812.02x = 523,467,011,922.50
  5. Step 5: Solve for x
    x = 523,467,011,922.50/835,812.02
  6. Step 6: Final answer
    x = 626,297.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.