Home / 950,677.17-1,311,966.45-520,953.54

Finding the Fourth Proportional to 950,677.17, 1,311,966.45 and 520,953.54

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Solution

The fourth proportional to 950,677.17, 1,311,966.45 and 520,953.54 is: 718,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,677.17 : 1,311,966.45 = 520,953.54 : x
  2. Step 2: Convert to fraction form
    950,677.17/1,311,966.45 = 520,953.54/x
  3. Step 3: Cross multiply
    950,677.17x = 1,311,966.45 × 520,953.54
  4. Step 4: Simplify right side
    950,677.17x = 683,473,566,488.73
  5. Step 5: Solve for x
    x = 683,473,566,488.73/950,677.17
  6. Step 6: Final answer
    x = 718,933.40

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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.