Home / 983,174.01-1,357,199.54-661,070.82

Finding the Fourth Proportional to 983,174.01, 1,357,199.54 and 661,070.82

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Solution

The fourth proportional to 983,174.01, 1,357,199.54 and 661,070.82 is: 912,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,174.01 : 1,357,199.54 = 661,070.82 : x
  2. Step 2: Convert to fraction form
    983,174.01/1,357,199.54 = 661,070.82/x
  3. Step 3: Cross multiply
    983,174.01x = 1,357,199.54 × 661,070.82
  4. Step 4: Simplify right side
    983,174.01x = 897,205,012,811.42
  5. Step 5: Solve for x
    x = 897,205,012,811.42/983,174.01
  6. Step 6: Final answer
    x = 912,559.73

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