Home / 935,874.15-1,291,506.30-506,154.27

Finding the Fourth Proportional to 935,874.15, 1,291,506.30 and 506,154.27

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Solution

The fourth proportional to 935,874.15, 1,291,506.30 and 506,154.27 is: 698,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,874.15 : 1,291,506.30 = 506,154.27 : x
  2. Step 2: Convert to fraction form
    935,874.15/1,291,506.30 = 506,154.27/x
  3. Step 3: Cross multiply
    935,874.15x = 1,291,506.30 × 506,154.27
  4. Step 4: Simplify right side
    935,874.15x = 653,701,428,476.90
  5. Step 5: Solve for x
    x = 653,701,428,476.90/935,874.15
  6. Step 6: Final answer
    x = 698,492.88

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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.