Home / 669,063.24-922,887.34-396,938.52

Finding the Fourth Proportional to 669,063.24, 922,887.34 and 396,938.52

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Solution

The fourth proportional to 669,063.24, 922,887.34 and 396,938.52 is: 547,526.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,063.24 : 922,887.34 = 396,938.52 : x
  2. Step 2: Convert to fraction form
    669,063.24/922,887.34 = 396,938.52/x
  3. Step 3: Cross multiply
    669,063.24x = 922,887.34 × 396,938.52
  4. Step 4: Simplify right side
    669,063.24x = 366,329,534,866.34
  5. Step 5: Solve for x
    x = 366,329,534,866.34/669,063.24
  6. Step 6: Final answer
    x = 547,526.02

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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.