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Finding the Fourth Proportional to 571,430.95, 857,266.31 and 216,437.11

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Solution

The fourth proportional to 571,430.95, 857,266.31 and 216,437.11 is: 324,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,430.95 : 857,266.31 = 216,437.11 : x
  2. Step 2: Convert to fraction form
    571,430.95/857,266.31 = 216,437.11/x
  3. Step 3: Cross multiply
    571,430.95x = 857,266.31 × 216,437.11
  4. Step 4: Simplify right side
    571,430.95x = 185,544,242,636.76
  5. Step 5: Solve for x
    x = 185,544,242,636.76/571,430.95
  6. Step 6: Final answer
    x = 324,701.07

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Similar ratio
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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.