Home / 985,279.52-1,359,684.60-532,570.88

Finding the Fourth Proportional to 985,279.52, 1,359,684.60 and 532,570.88

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Solution

The fourth proportional to 985,279.52, 1,359,684.60 and 532,570.88 is: 734,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,279.52 : 1,359,684.60 = 532,570.88 : x
  2. Step 2: Convert to fraction form
    985,279.52/1,359,684.60 = 532,570.88/x
  3. Step 3: Cross multiply
    985,279.52x = 1,359,684.60 × 532,570.88
  4. Step 4: Simplify right side
    985,279.52x = 724,128,423,944.45
  5. Step 5: Solve for x
    x = 724,128,423,944.45/985,279.52
  6. Step 6: Final answer
    x = 734,947.20

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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.