Home / 855,312.48-1,180,368.27-473,339.39

Finding the Fourth Proportional to 855,312.48, 1,180,368.27 and 473,339.39

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Solution

The fourth proportional to 855,312.48, 1,180,368.27 and 473,339.39 is: 653,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,312.48 : 1,180,368.27 = 473,339.39 : x
  2. Step 2: Convert to fraction form
    855,312.48/1,180,368.27 = 473,339.39/x
  3. Step 3: Cross multiply
    855,312.48x = 1,180,368.27 × 473,339.39
  4. Step 4: Simplify right side
    855,312.48x = 558,714,790,995.31
  5. Step 5: Solve for x
    x = 558,714,790,995.31/855,312.48
  6. Step 6: Final answer
    x = 653,228.85

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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.