Home / 714,258.60-1,071,387.90-556,605.06

Finding the Fourth Proportional to 714,258.60, 1,071,387.90 and 556,605.06

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Solution

The fourth proportional to 714,258.60, 1,071,387.90 and 556,605.06 is: 834,907.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,258.60 : 1,071,387.90 = 556,605.06 : x
  2. Step 2: Convert to fraction form
    714,258.60/1,071,387.90 = 556,605.06/x
  3. Step 3: Cross multiply
    714,258.60x = 1,071,387.90 × 556,605.06
  4. Step 4: Simplify right side
    714,258.60x = 596,339,926,362.77
  5. Step 5: Solve for x
    x = 596,339,926,362.77/714,258.60
  6. Step 6: Final answer
    x = 834,907.59

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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.