Home / 807,166.80-1,208,417.40-492,238.80

Finding the Fourth Proportional to 807,166.80, 1,208,417.40 and 492,238.80

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Solution

The fourth proportional to 807,166.80, 1,208,417.40 and 492,238.80 is: 736,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,166.80 : 1,208,417.40 = 492,238.80 : x
  2. Step 2: Convert to fraction form
    807,166.80/1,208,417.40 = 492,238.80/x
  3. Step 3: Cross multiply
    807,166.80x = 1,208,417.40 × 492,238.80
  4. Step 4: Simplify right side
    807,166.80x = 594,829,930,875.12
  5. Step 5: Solve for x
    x = 594,829,930,875.12/807,166.80
  6. Step 6: Final answer
    x = 736,935.58

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1.5x scale

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.