Home / 855,468.12-1,180,528.38-473,472.12

Finding the Fourth Proportional to 855,468.12, 1,180,528.38 and 473,472.12

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Solution

The fourth proportional to 855,468.12, 1,180,528.38 and 473,472.12 is: 653,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,468.12 : 1,180,528.38 = 473,472.12 : x
  2. Step 2: Convert to fraction form
    855,468.12/1,180,528.38 = 473,472.12/x
  3. Step 3: Cross multiply
    855,468.12x = 1,180,528.38 × 473,472.12
  4. Step 4: Simplify right side
    855,468.12x = 558,947,274,798.77
  5. Step 5: Solve for x
    x = 558,947,274,798.77/855,468.12
  6. Step 6: Final answer
    x = 653,381.77

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Double scale
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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.