Home / 790,373.12-1,185,562.58-191,333.16

Finding the Fourth Proportional to 790,373.12, 1,185,562.58 and 191,333.16

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Solution

The fourth proportional to 790,373.12, 1,185,562.58 and 191,333.16 is: 287,000.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,373.12 : 1,185,562.58 = 191,333.16 : x
  2. Step 2: Convert to fraction form
    790,373.12/1,185,562.58 = 191,333.16/x
  3. Step 3: Cross multiply
    790,373.12x = 1,185,562.58 × 191,333.16
  4. Step 4: Simplify right side
    790,373.12x = 226,837,433,852.49
  5. Step 5: Solve for x
    x = 226,837,433,852.49/790,373.12
  6. Step 6: Final answer
    x = 287,000.44

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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.