Home / 574,607.48-862,673.04-490,905.51

Finding the Fourth Proportional to 574,607.48, 862,673.04 and 490,905.51

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Solution

The fourth proportional to 574,607.48, 862,673.04 and 490,905.51 is: 737,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,607.48 : 862,673.04 = 490,905.51 : x
  2. Step 2: Convert to fraction form
    574,607.48/862,673.04 = 490,905.51/x
  3. Step 3: Cross multiply
    574,607.48x = 862,673.04 × 490,905.51
  4. Step 4: Simplify right side
    574,607.48x = 423,490,948,664.45
  5. Step 5: Solve for x
    x = 423,490,948,664.45/574,607.48
  6. Step 6: Final answer
    x = 737,009.12

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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.