Home / 676,056.13-933,589.65-434,757.73

Finding the Fourth Proportional to 676,056.13, 933,589.65 and 434,757.73

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Solution

The fourth proportional to 676,056.13, 933,589.65 and 434,757.73 is: 600,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,056.13 : 933,589.65 = 434,757.73 : x
  2. Step 2: Convert to fraction form
    676,056.13/933,589.65 = 434,757.73/x
  3. Step 3: Cross multiply
    676,056.13x = 933,589.65 × 434,757.73
  4. Step 4: Simplify right side
    676,056.13x = 405,885,316,985.50
  5. Step 5: Solve for x
    x = 405,885,316,985.50/676,056.13
  6. Step 6: Final answer
    x = 600,372.22

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1.5x scale

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.