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Finding the Fourth Proportional to 604,688.04, 906,999.48 and 183,931.20

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Solution

The fourth proportional to 604,688.04, 906,999.48 and 183,931.20 is: 275,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,688.04 : 906,999.48 = 183,931.20 : x
  2. Step 2: Convert to fraction form
    604,688.04/906,999.48 = 183,931.20/x
  3. Step 3: Cross multiply
    604,688.04x = 906,999.48 × 183,931.20
  4. Step 4: Simplify right side
    604,688.04x = 166,825,502,755.78
  5. Step 5: Solve for x
    x = 166,825,502,755.78/604,688.04
  6. Step 6: Final answer
    x = 275,886.89

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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.