Home / 692,332.60-1,038,962.78-243,054.80

Finding the Fourth Proportional to 692,332.60, 1,038,962.78 and 243,054.80

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Solution

The fourth proportional to 692,332.60, 1,038,962.78 and 243,054.80 is: 364,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,332.60 : 1,038,962.78 = 243,054.80 : x
  2. Step 2: Convert to fraction form
    692,332.60/1,038,962.78 = 243,054.80/x
  3. Step 3: Cross multiply
    692,332.60x = 1,038,962.78 × 243,054.80
  4. Step 4: Simplify right side
    692,332.60x = 252,524,893,387.09
  5. Step 5: Solve for x
    x = 252,524,893,387.09/692,332.60
  6. Step 6: Final answer
    x = 364,745.06

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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.