Home / 957,119.63-1,320,852.89-527,427.45

Finding the Fourth Proportional to 957,119.63, 1,320,852.89 and 527,427.45

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Solution

The fourth proportional to 957,119.63, 1,320,852.89 and 527,427.45 is: 727,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,119.63 : 1,320,852.89 = 527,427.45 : x
  2. Step 2: Convert to fraction form
    957,119.63/1,320,852.89 = 527,427.45/x
  3. Step 3: Cross multiply
    957,119.63x = 1,320,852.89 × 527,427.45
  4. Step 4: Simplify right side
    957,119.63x = 696,654,072,916.40
  5. Step 5: Solve for x
    x = 696,654,072,916.40/957,119.63
  6. Step 6: Final answer
    x = 727,865.21

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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.