Home / 1,006,885.98-1,389,506.07-577,191.90

Finding the Fourth Proportional to 1,006,885.98, 1,389,506.07 and 577,191.90

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Solution

The fourth proportional to 1,006,885.98, 1,389,506.07 and 577,191.90 is: 796,526.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,885.98 : 1,389,506.07 = 577,191.90 : x
  2. Step 2: Convert to fraction form
    1,006,885.98/1,389,506.07 = 577,191.90/x
  3. Step 3: Cross multiply
    1,006,885.98x = 1,389,506.07 × 577,191.90
  4. Step 4: Simplify right side
    1,006,885.98x = 802,011,648,604.83
  5. Step 5: Solve for x
    x = 802,011,648,604.83/1,006,885.98
  6. Step 6: Final answer
    x = 796,526.78

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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.