Home / 993,457.02-1,370,932.62-563,711.52

Finding the Fourth Proportional to 993,457.02, 1,370,932.62 and 563,711.52

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Solution

The fourth proportional to 993,457.02, 1,370,932.62 and 563,711.52 is: 777,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,457.02 : 1,370,932.62 = 563,711.52 : x
  2. Step 2: Convert to fraction form
    993,457.02/1,370,932.62 = 563,711.52/x
  3. Step 3: Cross multiply
    993,457.02x = 1,370,932.62 × 563,711.52
  4. Step 4: Simplify right side
    993,457.02x = 772,810,511,037.78
  5. Step 5: Solve for x
    x = 772,810,511,037.78/993,457.02
  6. Step 6: Final answer
    x = 777,900.30

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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.