Home / 817,046.40-1,125,201.60-590,332.80

Finding the Fourth Proportional to 817,046.40, 1,125,201.60 and 590,332.80

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Solution

The fourth proportional to 817,046.40, 1,125,201.60 and 590,332.80 is: 812,981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,046.40 : 1,125,201.60 = 590,332.80 : x
  2. Step 2: Convert to fraction form
    817,046.40/1,125,201.60 = 590,332.80/x
  3. Step 3: Cross multiply
    817,046.40x = 1,125,201.60 × 590,332.80
  4. Step 4: Simplify right side
    817,046.40x = 664,243,411,092.48
  5. Step 5: Solve for x
    x = 664,243,411,092.48/817,046.40
  6. Step 6: Final answer
    x = 812,981.26

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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.