Home / 860,426.64-1,187,417.52-473,258.39

Finding the Fourth Proportional to 860,426.64, 1,187,417.52 and 473,258.39

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Solution

The fourth proportional to 860,426.64, 1,187,417.52 and 473,258.39 is: 653,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,426.64 : 1,187,417.52 = 473,258.39 : x
  2. Step 2: Convert to fraction form
    860,426.64/1,187,417.52 = 473,258.39/x
  3. Step 3: Cross multiply
    860,426.64x = 1,187,417.52 × 473,258.39
  4. Step 4: Simplify right side
    860,426.64x = 561,955,297,835.91
  5. Step 5: Solve for x
    x = 561,955,297,835.91/860,426.64
  6. Step 6: Final answer
    x = 653,112.39

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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.