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Finding the Fourth Proportional to 468,058.80, 702,779.40 and 362,996.40

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Solution

The fourth proportional to 468,058.80, 702,779.40 and 362,996.40 is: 545,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,058.80 : 702,779.40 = 362,996.40 : x
  2. Step 2: Convert to fraction form
    468,058.80/702,779.40 = 362,996.40/x
  3. Step 3: Cross multiply
    468,058.80x = 702,779.40 × 362,996.40
  4. Step 4: Simplify right side
    468,058.80x = 255,106,392,194.16
  5. Step 5: Solve for x
    x = 255,106,392,194.16/468,058.80
  6. Step 6: Final answer
    x = 545,030.65

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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.