Home / 766,574.22-1,057,800.14-452,197.06

Finding the Fourth Proportional to 766,574.22, 1,057,800.14 and 452,197.06

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Solution

The fourth proportional to 766,574.22, 1,057,800.14 and 452,197.06 is: 623,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,574.22 : 1,057,800.14 = 452,197.06 : x
  2. Step 2: Convert to fraction form
    766,574.22/1,057,800.14 = 452,197.06/x
  3. Step 3: Cross multiply
    766,574.22x = 1,057,800.14 × 452,197.06
  4. Step 4: Simplify right side
    766,574.22x = 478,334,116,253.65
  5. Step 5: Solve for x
    x = 478,334,116,253.65/766,574.22
  6. Step 6: Final answer
    x = 623,989.31

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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.