Home / 697,686.57-964,129.10-594,306.27

Finding the Fourth Proportional to 697,686.57, 964,129.10 and 594,306.27

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Solution

The fourth proportional to 697,686.57, 964,129.10 and 594,306.27 is: 821,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,686.57 : 964,129.10 = 594,306.27 : x
  2. Step 2: Convert to fraction form
    697,686.57/964,129.10 = 594,306.27/x
  3. Step 3: Cross multiply
    697,686.57x = 964,129.10 × 594,306.27
  4. Step 4: Simplify right side
    697,686.57x = 572,987,966,247.93
  5. Step 5: Solve for x
    x = 572,987,966,247.93/697,686.57
  6. Step 6: Final answer
    x = 821,268.45

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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.