Home / 788,045.60-1,181,722.80-314,573.60

Finding the Fourth Proportional to 788,045.60, 1,181,722.80 and 314,573.60

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Solution

The fourth proportional to 788,045.60, 1,181,722.80 and 314,573.60 is: 471,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,045.60 : 1,181,722.80 = 314,573.60 : x
  2. Step 2: Convert to fraction form
    788,045.60/1,181,722.80 = 314,573.60/x
  3. Step 3: Cross multiply
    788,045.60x = 1,181,722.80 × 314,573.60
  4. Step 4: Simplify right side
    788,045.60x = 371,738,795,398.08
  5. Step 5: Solve for x
    x = 371,738,795,398.08/788,045.60
  6. Step 6: Final answer
    x = 471,722.44

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1.5x scale

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.