Home / 935,892.88-1,291,532.25-506,172.91

Finding the Fourth Proportional to 935,892.88, 1,291,532.25 and 506,172.91

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Solution

The fourth proportional to 935,892.88, 1,291,532.25 and 506,172.91 is: 698,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,892.88 : 1,291,532.25 = 506,172.91 : x
  2. Step 2: Convert to fraction form
    935,892.88/1,291,532.25 = 506,172.91/x
  3. Step 3: Cross multiply
    935,892.88x = 1,291,532.25 × 506,172.91
  4. Step 4: Simplify right side
    935,892.88x = 653,738,637,341.35
  5. Step 5: Solve for x
    x = 653,738,637,341.35/935,892.88
  6. Step 6: Final answer
    x = 698,518.66

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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.