Home / 926,969.80-1,389,417.90-527,801.80

Finding the Fourth Proportional to 926,969.80, 1,389,417.90 and 527,801.80

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Solution

The fourth proportional to 926,969.80, 1,389,417.90 and 527,801.80 is: 791,112.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,969.80 : 1,389,417.90 = 527,801.80 : x
  2. Step 2: Convert to fraction form
    926,969.80/1,389,417.90 = 527,801.80/x
  3. Step 3: Cross multiply
    926,969.80x = 1,389,417.90 × 527,801.80
  4. Step 4: Simplify right side
    926,969.80x = 733,337,268,572.22
  5. Step 5: Solve for x
    x = 733,337,268,572.22/926,969.80
  6. Step 6: Final answer
    x = 791,112.36

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1.5x scale

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.