Home / 792,133.35-1,188,200.03-456,210.15

Finding the Fourth Proportional to 792,133.35, 1,188,200.03 and 456,210.15

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Solution

The fourth proportional to 792,133.35, 1,188,200.03 and 456,210.15 is: 684,315.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,133.35 : 1,188,200.03 = 456,210.15 : x
  2. Step 2: Convert to fraction form
    792,133.35/1,188,200.03 = 456,210.15/x
  3. Step 3: Cross multiply
    792,133.35x = 1,188,200.03 × 456,210.15
  4. Step 4: Simplify right side
    792,133.35x = 542,068,911,635.25
  5. Step 5: Solve for x
    x = 542,068,911,635.25/792,133.35
  6. Step 6: Final answer
    x = 684,315.23

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Double scale
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Similar ratio
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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.