Home / 957,029-1,320,416.70-569,533.78

Finding the Fourth Proportional to 957,029, 1,320,416.70 and 569,533.78

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Solution

The fourth proportional to 957,029, 1,320,416.70 and 569,533.78 is: 785,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,029 : 1,320,416.70 = 569,533.78 : x
  2. Step 2: Convert to fraction form
    957,029/1,320,416.70 = 569,533.78/x
  3. Step 3: Cross multiply
    957,029x = 1,320,416.70 × 569,533.78
  4. Step 4: Simplify right side
    957,029x = 752,021,914,326.13
  5. Step 5: Solve for x
    x = 752,021,914,326.13/957,029
  6. Step 6: Final answer
    x = 785,788.01

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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.