Home / 838,034.32-1,157,840.40-584,517.28

Finding the Fourth Proportional to 838,034.32, 1,157,840.40 and 584,517.28

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Solution

The fourth proportional to 838,034.32, 1,157,840.40 and 584,517.28 is: 807,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,034.32 : 1,157,840.40 = 584,517.28 : x
  2. Step 2: Convert to fraction form
    838,034.32/1,157,840.40 = 584,517.28/x
  3. Step 3: Cross multiply
    838,034.32x = 1,157,840.40 × 584,517.28
  4. Step 4: Simplify right side
    838,034.32x = 676,777,721,282.11
  5. Step 5: Solve for x
    x = 676,777,721,282.11/838,034.32
  6. Step 6: Final answer
    x = 807,577.57

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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.