Home / 1,016,170.64-1,523,159.20-447,045.20

Finding the Fourth Proportional to 1,016,170.64, 1,523,159.20 and 447,045.20

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Solution

The fourth proportional to 1,016,170.64, 1,523,159.20 and 447,045.20 is: 670,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,170.64 : 1,523,159.20 = 447,045.20 : x
  2. Step 2: Convert to fraction form
    1,016,170.64/1,523,159.20 = 447,045.20/x
  3. Step 3: Cross multiply
    1,016,170.64x = 1,523,159.20 × 447,045.20
  4. Step 4: Simplify right side
    1,016,170.64x = 680,921,009,195.84
  5. Step 5: Solve for x
    x = 680,921,009,195.84/1,016,170.64
  6. Step 6: Final answer
    x = 670,085.30

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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.