Home / 776,029.02-1,070,934.39-431,893.50

Finding the Fourth Proportional to 776,029.02, 1,070,934.39 and 431,893.50

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Solution

The fourth proportional to 776,029.02, 1,070,934.39 and 431,893.50 is: 596,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,029.02 : 1,070,934.39 = 431,893.50 : x
  2. Step 2: Convert to fraction form
    776,029.02/1,070,934.39 = 431,893.50/x
  3. Step 3: Cross multiply
    776,029.02x = 1,070,934.39 × 431,893.50
  4. Step 4: Simplify right side
    776,029.02x = 462,529,601,967.47
  5. Step 5: Solve for x
    x = 462,529,601,967.47/776,029.02
  6. Step 6: Final answer
    x = 596,021.01

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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.