Home / 713,422.60-1,069,226.70-292,222.60

Finding the Fourth Proportional to 713,422.60, 1,069,226.70 and 292,222.60

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Solution

The fourth proportional to 713,422.60, 1,069,226.70 and 292,222.60 is: 437,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,422.60 : 1,069,226.70 = 292,222.60 : x
  2. Step 2: Convert to fraction form
    713,422.60/1,069,226.70 = 292,222.60/x
  3. Step 3: Cross multiply
    713,422.60x = 1,069,226.70 × 292,222.60
  4. Step 4: Simplify right side
    713,422.60x = 312,452,206,263.42
  5. Step 5: Solve for x
    x = 312,452,206,263.42/713,422.60
  6. Step 6: Final answer
    x = 437,962.30

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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.