Home / 714,280.64-1,071,420.88-556,627.04

Finding the Fourth Proportional to 714,280.64, 1,071,420.88 and 556,627.04

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Solution

The fourth proportional to 714,280.64, 1,071,420.88 and 556,627.04 is: 834,940.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,280.64 : 1,071,420.88 = 556,627.04 : x
  2. Step 2: Convert to fraction form
    714,280.64/1,071,420.88 = 556,627.04/x
  3. Step 3: Cross multiply
    714,280.64x = 1,071,420.88 × 556,627.04
  4. Step 4: Simplify right side
    714,280.64x = 596,381,833,028.60
  5. Step 5: Solve for x
    x = 596,381,833,028.60/714,280.64
  6. Step 6: Final answer
    x = 834,940.50

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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.