Home / 760,522.05-1,140,779.97-191,904.48

Finding the Fourth Proportional to 760,522.05, 1,140,779.97 and 191,904.48

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Solution

The fourth proportional to 760,522.05, 1,140,779.97 and 191,904.48 is: 287,855.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,522.05 : 1,140,779.97 = 191,904.48 : x
  2. Step 2: Convert to fraction form
    760,522.05/1,140,779.97 = 191,904.48/x
  3. Step 3: Cross multiply
    760,522.05x = 1,140,779.97 × 191,904.48
  4. Step 4: Simplify right side
    760,522.05x = 218,920,786,937.27
  5. Step 5: Solve for x
    x = 218,920,786,937.27/760,522.05
  6. Step 6: Final answer
    x = 287,855.94

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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.