Home / 560,938.14-774,094.59-306,289.53

Finding the Fourth Proportional to 560,938.14, 774,094.59 and 306,289.53

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Solution

The fourth proportional to 560,938.14, 774,094.59 and 306,289.53 is: 422,679.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,938.14 : 774,094.59 = 306,289.53 : x
  2. Step 2: Convert to fraction form
    560,938.14/774,094.59 = 306,289.53/x
  3. Step 3: Cross multiply
    560,938.14x = 774,094.59 × 306,289.53
  4. Step 4: Simplify right side
    560,938.14x = 237,097,068,146.64
  5. Step 5: Solve for x
    x = 237,097,068,146.64/560,938.14
  6. Step 6: Final answer
    x = 422,679.53

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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.