Home / 917,714.43-1,376,572.04-348,964.13

Finding the Fourth Proportional to 917,714.43, 1,376,572.04 and 348,964.13

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Solution

The fourth proportional to 917,714.43, 1,376,572.04 and 348,964.13 is: 523,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,714.43 : 1,376,572.04 = 348,964.13 : x
  2. Step 2: Convert to fraction form
    917,714.43/1,376,572.04 = 348,964.13/x
  3. Step 3: Cross multiply
    917,714.43x = 1,376,572.04 × 348,964.13
  4. Step 4: Simplify right side
    917,714.43x = 480,374,255,693.24
  5. Step 5: Solve for x
    x = 480,374,255,693.24/917,714.43
  6. Step 6: Final answer
    x = 523,446.34

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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.