Home / 859,001.92-1,185,436.92-471,853.15

Finding the Fourth Proportional to 859,001.92, 1,185,436.92 and 471,853.15

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Solution

The fourth proportional to 859,001.92, 1,185,436.92 and 471,853.15 is: 651,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,001.92 : 1,185,436.92 = 471,853.15 : x
  2. Step 2: Convert to fraction form
    859,001.92/1,185,436.92 = 471,853.15/x
  3. Step 3: Cross multiply
    859,001.92x = 1,185,436.92 × 471,853.15
  4. Step 4: Simplify right side
    859,001.92x = 559,352,144,828.30
  5. Step 5: Solve for x
    x = 559,352,144,828.30/859,001.92
  6. Step 6: Final answer
    x = 651,165.19

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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.