Home / 1,035,809.50-1,429,488.95-627,928.53

Finding the Fourth Proportional to 1,035,809.50, 1,429,488.95 and 627,928.53

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Solution

The fourth proportional to 1,035,809.50, 1,429,488.95 and 627,928.53 is: 866,584.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,809.50 : 1,429,488.95 = 627,928.53 : x
  2. Step 2: Convert to fraction form
    1,035,809.50/1,429,488.95 = 627,928.53/x
  3. Step 3: Cross multiply
    1,035,809.50x = 1,429,488.95 × 627,928.53
  4. Step 4: Simplify right side
    1,035,809.50x = 897,616,888,311.38
  5. Step 5: Solve for x
    x = 897,616,888,311.38/1,035,809.50
  6. Step 6: Final answer
    x = 866,584.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.