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Finding the Fourth Proportional to 712,210, 1,066,779.16 and 670,336.24

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Solution

The fourth proportional to 712,210, 1,066,779.16 and 670,336.24 is: 1,004,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,210 : 1,066,779.16 = 670,336.24 : x
  2. Step 2: Convert to fraction form
    712,210/1,066,779.16 = 670,336.24/x
  3. Step 3: Cross multiply
    712,210x = 1,066,779.16 × 670,336.24
  4. Step 4: Simplify right side
    712,210x = 715,100,731,024.76
  5. Step 5: Solve for x
    x = 715,100,731,024.76/712,210
  6. Step 6: Final answer
    x = 1,004,058.82

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