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Finding the Fourth Proportional to 1,090,306.88, 1,504,612 and 606,864.32

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Solution

The fourth proportional to 1,090,306.88, 1,504,612 and 606,864.32 is: 837,466.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,306.88 : 1,504,612 = 606,864.32 : x
  2. Step 2: Convert to fraction form
    1,090,306.88/1,504,612 = 606,864.32/x
  3. Step 3: Cross multiply
    1,090,306.88x = 1,504,612 × 606,864.32
  4. Step 4: Simplify right side
    1,090,306.88x = 913,095,338,243.84
  5. Step 5: Solve for x
    x = 913,095,338,243.84/1,090,306.88
  6. Step 6: Final answer
    x = 837,466.36

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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.