Home / 835,389.02-1,152,837.90-453,415.90

Finding the Fourth Proportional to 835,389.02, 1,152,837.90 and 453,415.90

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Solution

The fourth proportional to 835,389.02, 1,152,837.90 and 453,415.90 is: 625,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,389.02 : 1,152,837.90 = 453,415.90 : x
  2. Step 2: Convert to fraction form
    835,389.02/1,152,837.90 = 453,415.90/x
  3. Step 3: Cross multiply
    835,389.02x = 1,152,837.90 × 453,415.90
  4. Step 4: Simplify right side
    835,389.02x = 522,715,033,982.61
  5. Step 5: Solve for x
    x = 522,715,033,982.61/835,389.02
  6. Step 6: Final answer
    x = 625,714.51

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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.