Home / 935,085.44-1,290,102.72-532,392.32

Finding the Fourth Proportional to 935,085.44, 1,290,102.72 and 532,392.32

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Solution

The fourth proportional to 935,085.44, 1,290,102.72 and 532,392.32 is: 734,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,085.44 : 1,290,102.72 = 532,392.32 : x
  2. Step 2: Convert to fraction form
    935,085.44/1,290,102.72 = 532,392.32/x
  3. Step 3: Cross multiply
    935,085.44x = 1,290,102.72 × 532,392.32
  4. Step 4: Simplify right side
    935,085.44x = 686,840,780,139.11
  5. Step 5: Solve for x
    x = 686,840,780,139.11/935,085.44
  6. Step 6: Final answer
    x = 734,521.95

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Double scale
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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.