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Finding the Fourth Proportional to 551,847.74, 761,075.70 and 358,064.55

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Solution

The fourth proportional to 551,847.74, 761,075.70 and 358,064.55 is: 493,821.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,847.74 : 761,075.70 = 358,064.55 : x
  2. Step 2: Convert to fraction form
    551,847.74/761,075.70 = 358,064.55/x
  3. Step 3: Cross multiply
    551,847.74x = 761,075.70 × 358,064.55
  4. Step 4: Simplify right side
    551,847.74x = 272,514,226,693.69
  5. Step 5: Solve for x
    x = 272,514,226,693.69/551,847.74
  6. Step 6: Final answer
    x = 493,821.41

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