Home / 935,885.16-1,291,521.51-506,165.31

Finding the Fourth Proportional to 935,885.16, 1,291,521.51 and 506,165.31

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Solution

The fourth proportional to 935,885.16, 1,291,521.51 and 506,165.31 is: 698,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,885.16 : 1,291,521.51 = 506,165.31 : x
  2. Step 2: Convert to fraction form
    935,885.16/1,291,521.51 = 506,165.31/x
  3. Step 3: Cross multiply
    935,885.16x = 1,291,521.51 × 506,165.31
  4. Step 4: Simplify right side
    935,885.16x = 653,723,385,480.82
  5. Step 5: Solve for x
    x = 653,723,385,480.82/935,885.16
  6. Step 6: Final answer
    x = 698,508.12

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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.