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Finding the Fourth Proportional to 657,304.57, 986,013.31 and 230,803.74

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Solution

The fourth proportional to 657,304.57, 986,013.31 and 230,803.74 is: 346,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,304.57 : 986,013.31 = 230,803.74 : x
  2. Step 2: Convert to fraction form
    657,304.57/986,013.31 = 230,803.74/x
  3. Step 3: Cross multiply
    657,304.57x = 986,013.31 × 230,803.74
  4. Step 4: Simplify right side
    657,304.57x = 227,575,559,060.77
  5. Step 5: Solve for x
    x = 227,575,559,060.77/657,304.57
  6. Step 6: Final answer
    x = 346,225.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.