Home / 941,909.77-1,299,820.64-512,186.14

Finding the Fourth Proportional to 941,909.77, 1,299,820.64 and 512,186.14

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Solution

The fourth proportional to 941,909.77, 1,299,820.64 and 512,186.14 is: 706,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,909.77 : 1,299,820.64 = 512,186.14 : x
  2. Step 2: Convert to fraction form
    941,909.77/1,299,820.64 = 512,186.14/x
  3. Step 3: Cross multiply
    941,909.77x = 1,299,820.64 × 512,186.14
  4. Step 4: Simplify right side
    941,909.77x = 665,750,110,483.45
  5. Step 5: Solve for x
    x = 665,750,110,483.45/941,909.77
  6. Step 6: Final answer
    x = 706,808.80

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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.