Home / 914,380-1,261,552.80-592,336.96

Finding the Fourth Proportional to 914,380, 1,261,552.80 and 592,336.96

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Solution

The fourth proportional to 914,380, 1,261,552.80 and 592,336.96 is: 817,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,380 : 1,261,552.80 = 592,336.96 : x
  2. Step 2: Convert to fraction form
    914,380/1,261,552.80 = 592,336.96/x
  3. Step 3: Cross multiply
    914,380x = 1,261,552.80 × 592,336.96
  4. Step 4: Simplify right side
    914,380x = 747,264,350,431.49
  5. Step 5: Solve for x
    x = 747,264,350,431.49/914,380
  6. Step 6: Final answer
    x = 817,236.11

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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.