Home / 1,003,338.30-1,385,038.80-616,216.50

Finding the Fourth Proportional to 1,003,338.30, 1,385,038.80 and 616,216.50

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Solution

The fourth proportional to 1,003,338.30, 1,385,038.80 and 616,216.50 is: 850,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,338.30 : 1,385,038.80 = 616,216.50 : x
  2. Step 2: Convert to fraction form
    1,003,338.30/1,385,038.80 = 616,216.50/x
  3. Step 3: Cross multiply
    1,003,338.30x = 1,385,038.80 × 616,216.50
  4. Step 4: Simplify right side
    1,003,338.30x = 853,483,761,700.20
  5. Step 5: Solve for x
    x = 853,483,761,700.20/1,003,338.30
  6. Step 6: Final answer
    x = 850,644.06

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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.