Home / 934,909.17-1,289,960.44-590,330.91

Finding the Fourth Proportional to 934,909.17, 1,289,960.44 and 590,330.91

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Solution

The fourth proportional to 934,909.17, 1,289,960.44 and 590,330.91 is: 814,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,909.17 : 1,289,960.44 = 590,330.91 : x
  2. Step 2: Convert to fraction form
    934,909.17/1,289,960.44 = 590,330.91/x
  3. Step 3: Cross multiply
    934,909.17x = 1,289,960.44 × 590,330.91
  4. Step 4: Simplify right side
    934,909.17x = 761,503,520,409.20
  5. Step 5: Solve for x
    x = 761,503,520,409.20/934,909.17
  6. Step 6: Final answer
    x = 814,521.39

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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.