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Finding the Fourth Proportional to 604,876.40, 907,055.40 and 249,772.40

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Solution

The fourth proportional to 604,876.40, 907,055.40 and 249,772.40 is: 374,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,876.40 : 907,055.40 = 249,772.40 : x
  2. Step 2: Convert to fraction form
    604,876.40/907,055.40 = 249,772.40/x
  3. Step 3: Cross multiply
    604,876.40x = 907,055.40 × 249,772.40
  4. Step 4: Simplify right side
    604,876.40x = 226,557,404,190.96
  5. Step 5: Solve for x
    x = 226,557,404,190.96/604,876.40
  6. Step 6: Final answer
    x = 374,551.57

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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.