Home / 709,000.56-1,062,947.88-353,836.08

Finding the Fourth Proportional to 709,000.56, 1,062,947.88 and 353,836.08

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Solution

The fourth proportional to 709,000.56, 1,062,947.88 and 353,836.08 is: 530,478.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,000.56 : 1,062,947.88 = 353,836.08 : x
  2. Step 2: Convert to fraction form
    709,000.56/1,062,947.88 = 353,836.08/x
  3. Step 3: Cross multiply
    709,000.56x = 1,062,947.88 × 353,836.08
  4. Step 4: Simplify right side
    709,000.56x = 376,109,311,103.51
  5. Step 5: Solve for x
    x = 376,109,311,103.51/709,000.56
  6. Step 6: Final answer
    x = 530,478.16

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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.