Home / 497,314.69-686,294.27-270,960.19

Finding the Fourth Proportional to 497,314.69, 686,294.27 and 270,960.19

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Solution

The fourth proportional to 497,314.69, 686,294.27 and 270,960.19 is: 373,925.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,314.69 : 686,294.27 = 270,960.19 : x
  2. Step 2: Convert to fraction form
    497,314.69/686,294.27 = 270,960.19/x
  3. Step 3: Cross multiply
    497,314.69x = 686,294.27 × 270,960.19
  4. Step 4: Simplify right side
    497,314.69x = 185,958,423,740.68
  5. Step 5: Solve for x
    x = 185,958,423,740.68/497,314.69
  6. Step 6: Final answer
    x = 373,925.06

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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.