Home / 913,562.40-1,371,574.80-534,871.20

Finding the Fourth Proportional to 913,562.40, 1,371,574.80 and 534,871.20

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Solution

The fourth proportional to 913,562.40, 1,371,574.80 and 534,871.20 is: 803,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,562.40 : 1,371,574.80 = 534,871.20 : x
  2. Step 2: Convert to fraction form
    913,562.40/1,371,574.80 = 534,871.20/x
  3. Step 3: Cross multiply
    913,562.40x = 1,371,574.80 × 534,871.20
  4. Step 4: Simplify right side
    913,562.40x = 733,615,859,165.76
  5. Step 5: Solve for x
    x = 733,615,859,165.76/913,562.40
  6. Step 6: Final answer
    x = 803,027.64

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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.