Home / 855,474.18-1,180,540.08-473,492.76

Finding the Fourth Proportional to 855,474.18, 1,180,540.08 and 473,492.76

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Solution

The fourth proportional to 855,474.18, 1,180,540.08 and 473,492.76 is: 653,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,474.18 : 1,180,540.08 = 473,492.76 : x
  2. Step 2: Convert to fraction form
    855,474.18/1,180,540.08 = 473,492.76/x
  3. Step 3: Cross multiply
    855,474.18x = 1,180,540.08 × 473,492.76
  4. Step 4: Simplify right side
    855,474.18x = 558,977,180,769.82
  5. Step 5: Solve for x
    x = 558,977,180,769.82/855,474.18
  6. Step 6: Final answer
    x = 653,412.10

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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.