Home / 816,848.54-1,127,085.54-477,251.18

Finding the Fourth Proportional to 816,848.54, 1,127,085.54 and 477,251.18

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Solution

The fourth proportional to 816,848.54, 1,127,085.54 and 477,251.18 is: 658,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,848.54 : 1,127,085.54 = 477,251.18 : x
  2. Step 2: Convert to fraction form
    816,848.54/1,127,085.54 = 477,251.18/x
  3. Step 3: Cross multiply
    816,848.54x = 1,127,085.54 × 477,251.18
  4. Step 4: Simplify right side
    816,848.54x = 537,902,903,925.94
  5. Step 5: Solve for x
    x = 537,902,903,925.94/816,848.54
  6. Step 6: Final answer
    x = 658,509.97

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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.