Home / 1,006,700.80-1,389,446.04-577,271.20

Finding the Fourth Proportional to 1,006,700.80, 1,389,446.04 and 577,271.20

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Solution

The fourth proportional to 1,006,700.80, 1,389,446.04 and 577,271.20 is: 796,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,700.80 : 1,389,446.04 = 577,271.20 : x
  2. Step 2: Convert to fraction form
    1,006,700.80/1,389,446.04 = 577,271.20/x
  3. Step 3: Cross multiply
    1,006,700.80x = 1,389,446.04 × 577,271.20
  4. Step 4: Simplify right side
    1,006,700.80x = 802,087,182,846.05
  5. Step 5: Solve for x
    x = 802,087,182,846.05/1,006,700.80
  6. Step 6: Final answer
    x = 796,748.33

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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.