Home / 830,384.60-1,246,160.10-531,591.80

Finding the Fourth Proportional to 830,384.60, 1,246,160.10 and 531,591.80

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Solution

The fourth proportional to 830,384.60, 1,246,160.10 and 531,591.80 is: 797,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,384.60 : 1,246,160.10 = 531,591.80 : x
  2. Step 2: Convert to fraction form
    830,384.60/1,246,160.10 = 531,591.80/x
  3. Step 3: Cross multiply
    830,384.60x = 1,246,160.10 × 531,591.80
  4. Step 4: Simplify right side
    830,384.60x = 662,448,490,647.18
  5. Step 5: Solve for x
    x = 662,448,490,647.18/830,384.60
  6. Step 6: Final answer
    x = 797,761.05

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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.