Home / 676,292.87-933,266.07-385,899.17

Finding the Fourth Proportional to 676,292.87, 933,266.07 and 385,899.17

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Solution

The fourth proportional to 676,292.87, 933,266.07 and 385,899.17 is: 532,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,292.87 : 933,266.07 = 385,899.17 : x
  2. Step 2: Convert to fraction form
    676,292.87/933,266.07 = 385,899.17/x
  3. Step 3: Cross multiply
    676,292.87x = 933,266.07 × 385,899.17
  4. Step 4: Simplify right side
    676,292.87x = 360,146,597,135.83
  5. Step 5: Solve for x
    x = 360,146,597,135.83/676,292.87
  6. Step 6: Final answer
    x = 532,530.53

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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.