Home / 292,901.22-439,354.18-191,784.52

Finding the Fourth Proportional to 292,901.22, 439,354.18 and 191,784.52

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Solution

The fourth proportional to 292,901.22, 439,354.18 and 191,784.52 is: 287,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,901.22 : 439,354.18 = 191,784.52 : x
  2. Step 2: Convert to fraction form
    292,901.22/439,354.18 = 191,784.52/x
  3. Step 3: Cross multiply
    292,901.22x = 439,354.18 × 191,784.52
  4. Step 4: Simplify right side
    292,901.22x = 84,261,330,521.29
  5. Step 5: Solve for x
    x = 84,261,330,521.29/292,901.22
  6. Step 6: Final answer
    x = 287,678.32

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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.