Home / 659,268.90-986,278.95-571,497.30

Finding the Fourth Proportional to 659,268.90, 986,278.95 and 571,497.30

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Solution

The fourth proportional to 659,268.90, 986,278.95 and 571,497.30 is: 854,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,268.90 : 986,278.95 = 571,497.30 : x
  2. Step 2: Convert to fraction form
    659,268.90/986,278.95 = 571,497.30/x
  3. Step 3: Cross multiply
    659,268.90x = 986,278.95 × 571,497.30
  4. Step 4: Simplify right side
    659,268.90x = 563,655,756,971.84
  5. Step 5: Solve for x
    x = 563,655,756,971.84/659,268.90
  6. Step 6: Final answer
    x = 854,970.95

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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.