Home / 988,548.71-1,482,938.27-357,759.59

Finding the Fourth Proportional to 988,548.71, 1,482,938.27 and 357,759.59

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Solution

The fourth proportional to 988,548.71, 1,482,938.27 and 357,759.59 is: 536,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,548.71 : 1,482,938.27 = 357,759.59 : x
  2. Step 2: Convert to fraction form
    988,548.71/1,482,938.27 = 357,759.59/x
  3. Step 3: Cross multiply
    988,548.71x = 1,482,938.27 × 357,759.59
  4. Step 4: Simplify right side
    988,548.71x = 530,535,387,470.51
  5. Step 5: Solve for x
    x = 530,535,387,470.51/988,548.71
  6. Step 6: Final answer
    x = 536,681.08

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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.