Home / 983,037.43-1,356,317.61-634,030.20

Finding the Fourth Proportional to 983,037.43, 1,356,317.61 and 634,030.20

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Solution

The fourth proportional to 983,037.43, 1,356,317.61 and 634,030.20 is: 874,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,037.43 : 1,356,317.61 = 634,030.20 : x
  2. Step 2: Convert to fraction form
    983,037.43/1,356,317.61 = 634,030.20/x
  3. Step 3: Cross multiply
    983,037.43x = 1,356,317.61 × 634,030.20
  4. Step 4: Simplify right side
    983,037.43x = 859,946,326,720.63
  5. Step 5: Solve for x
    x = 859,946,326,720.63/983,037.43
  6. Step 6: Final answer
    x = 874,784.93

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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.