Home / 877,527.60-1,316,291.40-718,095.30

Finding the Fourth Proportional to 877,527.60, 1,316,291.40 and 718,095.30

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Solution

The fourth proportional to 877,527.60, 1,316,291.40 and 718,095.30 is: 1,077,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,527.60 : 1,316,291.40 = 718,095.30 : x
  2. Step 2: Convert to fraction form
    877,527.60/1,316,291.40 = 718,095.30/x
  3. Step 3: Cross multiply
    877,527.60x = 1,316,291.40 × 718,095.30
  4. Step 4: Simplify right side
    877,527.60x = 945,222,667,770.42
  5. Step 5: Solve for x
    x = 945,222,667,770.42/877,527.60
  6. Step 6: Final answer
    x = 1,077,142.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.