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Finding the Fourth Proportional to 761,032.32, 1,050,232.32 and 459,168

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Solution

The fourth proportional to 761,032.32, 1,050,232.32 and 459,168 is: 633,656.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,032.32 : 1,050,232.32 = 459,168 : x
  2. Step 2: Convert to fraction form
    761,032.32/1,050,232.32 = 459,168/x
  3. Step 3: Cross multiply
    761,032.32x = 1,050,232.32 × 459,168
  4. Step 4: Simplify right side
    761,032.32x = 482,233,073,909.76
  5. Step 5: Solve for x
    x = 482,233,073,909.76/761,032.32
  6. Step 6: Final answer
    x = 633,656.50

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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.