Home / 819,959.23-1,130,011.46-590,117.48

Finding the Fourth Proportional to 819,959.23, 1,130,011.46 and 590,117.48

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Solution

The fourth proportional to 819,959.23, 1,130,011.46 and 590,117.48 is: 813,259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,959.23 : 1,130,011.46 = 590,117.48 : x
  2. Step 2: Convert to fraction form
    819,959.23/1,130,011.46 = 590,117.48/x
  3. Step 3: Cross multiply
    819,959.23x = 1,130,011.46 × 590,117.48
  4. Step 4: Simplify right side
    819,959.23x = 666,839,518,173.05
  5. Step 5: Solve for x
    x = 666,839,518,173.05/819,959.23
  6. Step 6: Final answer
    x = 813,259.36

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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.