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Finding the Fourth Proportional to 650,547.80, 975,165.60 and 295,816.40

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Solution

The fourth proportional to 650,547.80, 975,165.60 and 295,816.40 is: 443,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,547.80 : 975,165.60 = 295,816.40 : x
  2. Step 2: Convert to fraction form
    650,547.80/975,165.60 = 295,816.40/x
  3. Step 3: Cross multiply
    650,547.80x = 975,165.60 × 295,816.40
  4. Step 4: Simplify right side
    650,547.80x = 288,469,977,195.84
  5. Step 5: Solve for x
    x = 288,469,977,195.84/650,547.80
  6. Step 6: Final answer
    x = 443,426.26

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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.