Home / 369,127.56-509,383.98-233,235.48

Finding the Fourth Proportional to 369,127.56, 509,383.98 and 233,235.48

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Solution

The fourth proportional to 369,127.56, 509,383.98 and 233,235.48 is: 321,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,127.56 : 509,383.98 = 233,235.48 : x
  2. Step 2: Convert to fraction form
    369,127.56/509,383.98 = 233,235.48/x
  3. Step 3: Cross multiply
    369,127.56x = 509,383.98 × 233,235.48
  4. Step 4: Simplify right side
    369,127.56x = 118,806,417,079.61
  5. Step 5: Solve for x
    x = 118,806,417,079.61/369,127.56
  6. Step 6: Final answer
    x = 321,857.35

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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.