Home / 955,209.84-1,318,200.45-547,303.50

Finding the Fourth Proportional to 955,209.84, 1,318,200.45 and 547,303.50

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Solution

The fourth proportional to 955,209.84, 1,318,200.45 and 547,303.50 is: 755,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,209.84 : 1,318,200.45 = 547,303.50 : x
  2. Step 2: Convert to fraction form
    955,209.84/1,318,200.45 = 547,303.50/x
  3. Step 3: Cross multiply
    955,209.84x = 1,318,200.45 × 547,303.50
  4. Step 4: Simplify right side
    955,209.84x = 721,455,719,986.58
  5. Step 5: Solve for x
    x = 721,455,719,986.58/955,209.84
  6. Step 6: Final answer
    x = 755,285.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.