Home / 855,211.01-1,180,199.52-473,236.88

Finding the Fourth Proportional to 855,211.01, 1,180,199.52 and 473,236.88

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Solution

The fourth proportional to 855,211.01, 1,180,199.52 and 473,236.88 is: 653,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,211.01 : 1,180,199.52 = 473,236.88 : x
  2. Step 2: Convert to fraction form
    855,211.01/1,180,199.52 = 473,236.88/x
  3. Step 3: Cross multiply
    855,211.01x = 1,180,199.52 × 473,236.88
  4. Step 4: Simplify right side
    855,211.01x = 558,513,932,721.30
  5. Step 5: Solve for x
    x = 558,513,932,721.30/855,211.01
  6. Step 6: Final answer
    x = 653,071.50

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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.