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Finding the Fourth Proportional to 651,302.40, 977,126.40 and 230,534.40

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Solution

The fourth proportional to 651,302.40, 977,126.40 and 230,534.40 is: 345,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,302.40 : 977,126.40 = 230,534.40 : x
  2. Step 2: Convert to fraction form
    651,302.40/977,126.40 = 230,534.40/x
  3. Step 3: Cross multiply
    651,302.40x = 977,126.40 × 230,534.40
  4. Step 4: Simplify right side
    651,302.40x = 225,261,248,348.16
  5. Step 5: Solve for x
    x = 225,261,248,348.16/651,302.40
  6. Step 6: Final answer
    x = 345,862.76

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Similar ratio
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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.