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Finding the Fourth Proportional to 532,875.63, 735,346.51 and 291,166.50

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Solution

The fourth proportional to 532,875.63, 735,346.51 and 291,166.50 is: 401,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,875.63 : 735,346.51 = 291,166.50 : x
  2. Step 2: Convert to fraction form
    532,875.63/735,346.51 = 291,166.50/x
  3. Step 3: Cross multiply
    532,875.63x = 735,346.51 × 291,166.50
  4. Step 4: Simplify right side
    532,875.63x = 214,108,268,148.08
  5. Step 5: Solve for x
    x = 214,108,268,148.08/532,875.63
  6. Step 6: Final answer
    x = 401,797.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.