Home / 876,329.80-1,314,365.10-245,307.40

Finding the Fourth Proportional to 876,329.80, 1,314,365.10 and 245,307.40

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Solution

The fourth proportional to 876,329.80, 1,314,365.10 and 245,307.40 is: 367,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,329.80 : 1,314,365.10 = 245,307.40 : x
  2. Step 2: Convert to fraction form
    876,329.80/1,314,365.10 = 245,307.40/x
  3. Step 3: Cross multiply
    876,329.80x = 1,314,365.10 × 245,307.40
  4. Step 4: Simplify right side
    876,329.80x = 322,423,485,331.74
  5. Step 5: Solve for x
    x = 322,423,485,331.74/876,329.80
  6. Step 6: Final answer
    x = 367,924.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.