Home / 988,327.32-1,482,599.95-314,250.94

Finding the Fourth Proportional to 988,327.32, 1,482,599.95 and 314,250.94

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Solution

The fourth proportional to 988,327.32, 1,482,599.95 and 314,250.94 is: 471,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,327.32 : 1,482,599.95 = 314,250.94 : x
  2. Step 2: Convert to fraction form
    988,327.32/1,482,599.95 = 314,250.94/x
  3. Step 3: Cross multiply
    988,327.32x = 1,482,599.95 × 314,250.94
  4. Step 4: Simplify right side
    988,327.32x = 465,908,430,766.74
  5. Step 5: Solve for x
    x = 465,908,430,766.74/988,327.32
  6. Step 6: Final answer
    x = 471,411.06

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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.