Home / 821,592.08-1,133,776.18-459,018.66

Finding the Fourth Proportional to 821,592.08, 1,133,776.18 and 459,018.66

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Solution

The fourth proportional to 821,592.08, 1,133,776.18 and 459,018.66 is: 633,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,592.08 : 1,133,776.18 = 459,018.66 : x
  2. Step 2: Convert to fraction form
    821,592.08/1,133,776.18 = 459,018.66/x
  3. Step 3: Cross multiply
    821,592.08x = 1,133,776.18 × 459,018.66
  4. Step 4: Simplify right side
    821,592.08x = 520,424,422,883.52
  5. Step 5: Solve for x
    x = 520,424,422,883.52/821,592.08
  6. Step 6: Final answer
    x = 633,434.08

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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.