Home / 859,184.28-1,185,641.15-477,235.26

Finding the Fourth Proportional to 859,184.28, 1,185,641.15 and 477,235.26

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Solution

The fourth proportional to 859,184.28, 1,185,641.15 and 477,235.26 is: 658,566.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,184.28 : 1,185,641.15 = 477,235.26 : x
  2. Step 2: Convert to fraction form
    859,184.28/1,185,641.15 = 477,235.26/x
  3. Step 3: Cross multiply
    859,184.28x = 1,185,641.15 × 477,235.26
  4. Step 4: Simplify right side
    859,184.28x = 565,829,760,100.77
  5. Step 5: Solve for x
    x = 565,829,760,100.77/859,184.28
  6. Step 6: Final answer
    x = 658,566.24

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Double scale
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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.