Home / 877,200.53-1,316,325.68-805,816.85

Finding the Fourth Proportional to 877,200.53, 1,316,325.68 and 805,816.85

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Solution

The fourth proportional to 877,200.53, 1,316,325.68 and 805,816.85 is: 1,209,207.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,200.53 : 1,316,325.68 = 805,816.85 : x
  2. Step 2: Convert to fraction form
    877,200.53/1,316,325.68 = 805,816.85/x
  3. Step 3: Cross multiply
    877,200.53x = 1,316,325.68 × 805,816.85
  4. Step 4: Simplify right side
    877,200.53x = 1,060,717,412,293.44
  5. Step 5: Solve for x
    x = 1,060,717,412,293.44/877,200.53
  6. Step 6: Final answer
    x = 1,209,207.44

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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.