Home / 925,838.60-1,389,218.70-364,891.40

Finding the Fourth Proportional to 925,838.60, 1,389,218.70 and 364,891.40

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Solution

The fourth proportional to 925,838.60, 1,389,218.70 and 364,891.40 is: 547,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,838.60 : 1,389,218.70 = 364,891.40 : x
  2. Step 2: Convert to fraction form
    925,838.60/1,389,218.70 = 364,891.40/x
  3. Step 3: Cross multiply
    925,838.60x = 1,389,218.70 × 364,891.40
  4. Step 4: Simplify right side
    925,838.60x = 506,913,956,349.18
  5. Step 5: Solve for x
    x = 506,913,956,349.18/925,838.60
  6. Step 6: Final answer
    x = 547,518.71

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1.5x scale

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.