Home / 1,013,446.67-1,398,574.11-554,601.92

Finding the Fourth Proportional to 1,013,446.67, 1,398,574.11 and 554,601.92

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Solution

The fourth proportional to 1,013,446.67, 1,398,574.11 and 554,601.92 is: 765,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,446.67 : 1,398,574.11 = 554,601.92 : x
  2. Step 2: Convert to fraction form
    1,013,446.67/1,398,574.11 = 554,601.92/x
  3. Step 3: Cross multiply
    1,013,446.67x = 1,398,574.11 × 554,601.92
  4. Step 4: Simplify right side
    1,013,446.67x = 775,651,879,675.42
  5. Step 5: Solve for x
    x = 775,651,879,675.42/1,013,446.67
  6. Step 6: Final answer
    x = 765,360.34

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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.