Home / 688,590.32-1,032,803.19-183,188.25

Finding the Fourth Proportional to 688,590.32, 1,032,803.19 and 183,188.25

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Solution

The fourth proportional to 688,590.32, 1,032,803.19 and 183,188.25 is: 274,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,590.32 : 1,032,803.19 = 183,188.25 : x
  2. Step 2: Convert to fraction form
    688,590.32/1,032,803.19 = 183,188.25/x
  3. Step 3: Cross multiply
    688,590.32x = 1,032,803.19 × 183,188.25
  4. Step 4: Simplify right side
    688,590.32x = 189,197,408,970.52
  5. Step 5: Solve for x
    x = 189,197,408,970.52/688,590.32
  6. Step 6: Final answer
    x = 274,760.49

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Double scale
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Similar ratio
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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.