Home / 850,325.86-1,173,435.60-468,388.18

Finding the Fourth Proportional to 850,325.86, 1,173,435.60 and 468,388.18

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Solution

The fourth proportional to 850,325.86, 1,173,435.60 and 468,388.18 is: 646,367.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,325.86 : 1,173,435.60 = 468,388.18 : x
  2. Step 2: Convert to fraction form
    850,325.86/1,173,435.60 = 468,388.18/x
  3. Step 3: Cross multiply
    850,325.86x = 1,173,435.60 × 468,388.18
  4. Step 4: Simplify right side
    850,325.86x = 549,623,365,031.21
  5. Step 5: Solve for x
    x = 549,623,365,031.21/850,325.86
  6. Step 6: Final answer
    x = 646,367.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.