Home / 941,777.80-1,411,437.90-436,280.20

Finding the Fourth Proportional to 941,777.80, 1,411,437.90 and 436,280.20

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Solution

The fourth proportional to 941,777.80, 1,411,437.90 and 436,280.20 is: 653,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,777.80 : 1,411,437.90 = 436,280.20 : x
  2. Step 2: Convert to fraction form
    941,777.80/1,411,437.90 = 436,280.20/x
  3. Step 3: Cross multiply
    941,777.80x = 1,411,437.90 × 436,280.20
  4. Step 4: Simplify right side
    941,777.80x = 615,782,409,299.58
  5. Step 5: Solve for x
    x = 615,782,409,299.58/941,777.80
  6. Step 6: Final answer
    x = 653,851.06

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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.