Home / 1,032,142.50-1,424,356.65-579,433.50

Finding the Fourth Proportional to 1,032,142.50, 1,424,356.65 and 579,433.50

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Solution

The fourth proportional to 1,032,142.50, 1,424,356.65 and 579,433.50 is: 799,618.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,142.50 : 1,424,356.65 = 579,433.50 : x
  2. Step 2: Convert to fraction form
    1,032,142.50/1,424,356.65 = 579,433.50/x
  3. Step 3: Cross multiply
    1,032,142.50x = 1,424,356.65 × 579,433.50
  4. Step 4: Simplify right side
    1,032,142.50x = 825,319,958,957.78
  5. Step 5: Solve for x
    x = 825,319,958,957.78/1,032,142.50
  6. Step 6: Final answer
    x = 799,618.23

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1.5x scale

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.