Home / 610,222.24-842,501.96-392,528.26

Finding the Fourth Proportional to 610,222.24, 842,501.96 and 392,528.26

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Solution

The fourth proportional to 610,222.24, 842,501.96 and 392,528.26 is: 541,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,222.24 : 842,501.96 = 392,528.26 : x
  2. Step 2: Convert to fraction form
    610,222.24/842,501.96 = 392,528.26/x
  3. Step 3: Cross multiply
    610,222.24x = 842,501.96 × 392,528.26
  4. Step 4: Simplify right side
    610,222.24x = 330,705,828,405.39
  5. Step 5: Solve for x
    x = 330,705,828,405.39/610,222.24
  6. Step 6: Final answer
    x = 541,943.26

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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.