Home / 918,032.82-1,266,859.94-510,124.11

Finding the Fourth Proportional to 918,032.82, 1,266,859.94 and 510,124.11

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Solution

The fourth proportional to 918,032.82, 1,266,859.94 and 510,124.11 is: 703,957.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,032.82 : 1,266,859.94 = 510,124.11 : x
  2. Step 2: Convert to fraction form
    918,032.82/1,266,859.94 = 510,124.11/x
  3. Step 3: Cross multiply
    918,032.82x = 1,266,859.94 × 510,124.11
  4. Step 4: Simplify right side
    918,032.82x = 646,255,796,836.53
  5. Step 5: Solve for x
    x = 646,255,796,836.53/918,032.82
  6. Step 6: Final answer
    x = 703,957.18

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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.