Home / 415,807.83-573,814.64-234,519.35

Finding the Fourth Proportional to 415,807.83, 573,814.64 and 234,519.35

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Solution

The fourth proportional to 415,807.83, 573,814.64 and 234,519.35 is: 323,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,807.83 : 573,814.64 = 234,519.35 : x
  2. Step 2: Convert to fraction form
    415,807.83/573,814.64 = 234,519.35/x
  3. Step 3: Cross multiply
    415,807.83x = 573,814.64 × 234,519.35
  4. Step 4: Simplify right side
    415,807.83x = 134,570,634,110.51
  5. Step 5: Solve for x
    x = 134,570,634,110.51/415,807.83
  6. Step 6: Final answer
    x = 323,636.60

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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.