Home / 786,054.80-1,178,061.60-364,433.60

Finding the Fourth Proportional to 786,054.80, 1,178,061.60 and 364,433.60

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Solution

The fourth proportional to 786,054.80, 1,178,061.60 and 364,433.60 is: 546,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,054.80 : 1,178,061.60 = 364,433.60 : x
  2. Step 2: Convert to fraction form
    786,054.80/1,178,061.60 = 364,433.60/x
  3. Step 3: Cross multiply
    786,054.80x = 1,178,061.60 × 364,433.60
  4. Step 4: Simplify right side
    786,054.80x = 429,325,229,909.76
  5. Step 5: Solve for x
    x = 429,325,229,909.76/786,054.80
  6. Step 6: Final answer
    x = 546,177.23

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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.