Home / 857,941.71-1,183,864.64-475,873.23

Finding the Fourth Proportional to 857,941.71, 1,183,864.64 and 475,873.23

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Solution

The fourth proportional to 857,941.71, 1,183,864.64 and 475,873.23 is: 656,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,941.71 : 1,183,864.64 = 475,873.23 : x
  2. Step 2: Convert to fraction form
    857,941.71/1,183,864.64 = 475,873.23/x
  3. Step 3: Cross multiply
    857,941.71x = 1,183,864.64 × 475,873.23
  4. Step 4: Simplify right side
    857,941.71x = 563,369,487,740.22
  5. Step 5: Solve for x
    x = 563,369,487,740.22/857,941.71
  6. Step 6: Final answer
    x = 656,652.41

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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.