Home / 898,010.51-1,238,865.75-549,166.22

Finding the Fourth Proportional to 898,010.51, 1,238,865.75 and 549,166.22

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Solution

The fourth proportional to 898,010.51, 1,238,865.75 and 549,166.22 is: 757,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,010.51 : 1,238,865.75 = 549,166.22 : x
  2. Step 2: Convert to fraction form
    898,010.51/1,238,865.75 = 549,166.22/x
  3. Step 3: Cross multiply
    898,010.51x = 1,238,865.75 × 549,166.22
  4. Step 4: Simplify right side
    898,010.51x = 680,343,214,820.64
  5. Step 5: Solve for x
    x = 680,343,214,820.64/898,010.51
  6. Step 6: Final answer
    x = 757,611.64

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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.