Home / 859,263.84-1,185,800.40-477,326.16

Finding the Fourth Proportional to 859,263.84, 1,185,800.40 and 477,326.16

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Solution

The fourth proportional to 859,263.84, 1,185,800.40 and 477,326.16 is: 658,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,263.84 : 1,185,800.40 = 477,326.16 : x
  2. Step 2: Convert to fraction form
    859,263.84/1,185,800.40 = 477,326.16/x
  3. Step 3: Cross multiply
    859,263.84x = 1,185,800.40 × 477,326.16
  4. Step 4: Simplify right side
    859,263.84x = 566,013,551,458.46
  5. Step 5: Solve for x
    x = 566,013,551,458.46/859,263.84
  6. Step 6: Final answer
    x = 658,719.16

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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.