Home / 854,587.20-1,281,880.80-602,644.80

Finding the Fourth Proportional to 854,587.20, 1,281,880.80 and 602,644.80

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Solution

The fourth proportional to 854,587.20, 1,281,880.80 and 602,644.80 is: 903,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,587.20 : 1,281,880.80 = 602,644.80 : x
  2. Step 2: Convert to fraction form
    854,587.20/1,281,880.80 = 602,644.80/x
  3. Step 3: Cross multiply
    854,587.20x = 1,281,880.80 × 602,644.80
  4. Step 4: Simplify right side
    854,587.20x = 772,518,798,339.84
  5. Step 5: Solve for x
    x = 772,518,798,339.84/854,587.20
  6. Step 6: Final answer
    x = 903,967.20

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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.