Home / 786,054.60-1,176,360.30-470,737.80

Finding the Fourth Proportional to 786,054.60, 1,176,360.30 and 470,737.80

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Solution

The fourth proportional to 786,054.60, 1,176,360.30 and 470,737.80 is: 704,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,054.60 : 1,176,360.30 = 470,737.80 : x
  2. Step 2: Convert to fraction form
    786,054.60/1,176,360.30 = 470,737.80/x
  3. Step 3: Cross multiply
    786,054.60x = 1,176,360.30 × 470,737.80
  4. Step 4: Simplify right side
    786,054.60x = 553,757,259,629.34
  5. Step 5: Solve for x
    x = 553,757,259,629.34/786,054.60
  6. Step 6: Final answer
    x = 704,476.84

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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.