Home / 935,126.16-1,402,730.96-286,654.56

Finding the Fourth Proportional to 935,126.16, 1,402,730.96 and 286,654.56

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Solution

The fourth proportional to 935,126.16, 1,402,730.96 and 286,654.56 is: 429,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,126.16 : 1,402,730.96 = 286,654.56 : x
  2. Step 2: Convert to fraction form
    935,126.16/1,402,730.96 = 286,654.56/x
  3. Step 3: Cross multiply
    935,126.16x = 1,402,730.96 × 286,654.56
  4. Step 4: Simplify right side
    935,126.16x = 402,099,226,137.18
  5. Step 5: Solve for x
    x = 402,099,226,137.18/935,126.16
  6. Step 6: Final answer
    x = 429,994.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.