Home / 779,617.89-1,169,426.88-188,641.89

Finding the Fourth Proportional to 779,617.89, 1,169,426.88 and 188,641.89

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Solution

The fourth proportional to 779,617.89, 1,169,426.88 and 188,641.89 is: 282,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,617.89 : 1,169,426.88 = 188,641.89 : x
  2. Step 2: Convert to fraction form
    779,617.89/1,169,426.88 = 188,641.89/x
  3. Step 3: Cross multiply
    779,617.89x = 1,169,426.88 × 188,641.89
  4. Step 4: Simplify right side
    779,617.89x = 220,602,896,860.00
  5. Step 5: Solve for x
    x = 220,602,896,860.00/779,617.89
  6. Step 6: Final answer
    x = 282,962.85

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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.