Home / 853,643.10-1,277,699.85-604,811.10

Finding the Fourth Proportional to 853,643.10, 1,277,699.85 and 604,811.10

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Solution

The fourth proportional to 853,643.10, 1,277,699.85 and 604,811.10 is: 905,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,643.10 : 1,277,699.85 = 604,811.10 : x
  2. Step 2: Convert to fraction form
    853,643.10/1,277,699.85 = 604,811.10/x
  3. Step 3: Cross multiply
    853,643.10x = 1,277,699.85 × 604,811.10
  4. Step 4: Simplify right side
    853,643.10x = 772,767,051,748.34
  5. Step 5: Solve for x
    x = 772,767,051,748.34/853,643.10
  6. Step 6: Final answer
    x = 905,257.77

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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.