Home / 914,041.06-1,261,361.16-506,134.14

Finding the Fourth Proportional to 914,041.06, 1,261,361.16 and 506,134.14

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Solution

The fourth proportional to 914,041.06, 1,261,361.16 and 506,134.14 is: 698,456.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,041.06 : 1,261,361.16 = 506,134.14 : x
  2. Step 2: Convert to fraction form
    914,041.06/1,261,361.16 = 506,134.14/x
  3. Step 3: Cross multiply
    914,041.06x = 1,261,361.16 × 506,134.14
  4. Step 4: Simplify right side
    914,041.06x = 638,417,941,215.90
  5. Step 5: Solve for x
    x = 638,417,941,215.90/914,041.06
  6. Step 6: Final answer
    x = 698,456.53

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Double scale
Find fourth proportional to 914,042.06, 1,261,362.54 and 506,135.14
Similar ratio
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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.