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Finding the Fourth Proportional to 575,673.06, 863,509.59 and 154,938

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Solution

The fourth proportional to 575,673.06, 863,509.59 and 154,938 is: 232,407.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,673.06 : 863,509.59 = 154,938 : x
  2. Step 2: Convert to fraction form
    575,673.06/863,509.59 = 154,938/x
  3. Step 3: Cross multiply
    575,673.06x = 863,509.59 × 154,938
  4. Step 4: Simplify right side
    575,673.06x = 133,790,448,855.42
  5. Step 5: Solve for x
    x = 133,790,448,855.42/575,673.06
  6. Step 6: Final answer
    x = 232,407.00

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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.