Home / 528,903.68-793,381.04-173,909.84

Finding the Fourth Proportional to 528,903.68, 793,381.04 and 173,909.84

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Solution

The fourth proportional to 528,903.68, 793,381.04 and 173,909.84 is: 260,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,903.68 : 793,381.04 = 173,909.84 : x
  2. Step 2: Convert to fraction form
    528,903.68/793,381.04 = 173,909.84/x
  3. Step 3: Cross multiply
    528,903.68x = 793,381.04 × 173,909.84
  4. Step 4: Simplify right side
    528,903.68x = 137,976,769,725.43
  5. Step 5: Solve for x
    x = 137,976,769,725.43/528,903.68
  6. Step 6: Final answer
    x = 260,873.15

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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.