Home / 714,840.27-986,232.98-456,868.22

Finding the Fourth Proportional to 714,840.27, 986,232.98 and 456,868.22

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Solution

The fourth proportional to 714,840.27, 986,232.98 and 456,868.22 is: 630,320.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,840.27 : 986,232.98 = 456,868.22 : x
  2. Step 2: Convert to fraction form
    714,840.27/986,232.98 = 456,868.22/x
  3. Step 3: Cross multiply
    714,840.27x = 986,232.98 × 456,868.22
  4. Step 4: Simplify right side
    714,840.27x = 450,578,507,972.39
  5. Step 5: Solve for x
    x = 450,578,507,972.39/714,840.27
  6. Step 6: Final answer
    x = 630,320.54

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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.