Home / 1,006,817.80-1,389,440.82-577,179.40

Finding the Fourth Proportional to 1,006,817.80, 1,389,440.82 and 577,179.40

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Solution

The fourth proportional to 1,006,817.80, 1,389,440.82 and 577,179.40 is: 796,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,817.80 : 1,389,440.82 = 577,179.40 : x
  2. Step 2: Convert to fraction form
    1,006,817.80/1,389,440.82 = 577,179.40/x
  3. Step 3: Cross multiply
    1,006,817.80x = 1,389,440.82 × 577,179.40
  4. Step 4: Simplify right side
    1,006,817.80x = 801,956,618,823.11
  5. Step 5: Solve for x
    x = 801,956,618,823.11/1,006,817.80
  6. Step 6: Final answer
    x = 796,526.06

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Double scale
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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.