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Finding the Fourth Proportional to 377,802.10, 566,703.15 and 97,319.35

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Solution

The fourth proportional to 377,802.10, 566,703.15 and 97,319.35 is: 145,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,802.10 : 566,703.15 = 97,319.35 : x
  2. Step 2: Convert to fraction form
    377,802.10/566,703.15 = 97,319.35/x
  3. Step 3: Cross multiply
    377,802.10x = 566,703.15 × 97,319.35
  4. Step 4: Simplify right side
    377,802.10x = 55,151,182,200.95
  5. Step 5: Solve for x
    x = 55,151,182,200.95/377,802.10
  6. Step 6: Final answer
    x = 145,979.03

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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.