Home / 847,684.16-1,170,111.06-561,296.48

Finding the Fourth Proportional to 847,684.16, 1,170,111.06 and 561,296.48

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Solution

The fourth proportional to 847,684.16, 1,170,111.06 and 561,296.48 is: 774,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,684.16 : 1,170,111.06 = 561,296.48 : x
  2. Step 2: Convert to fraction form
    847,684.16/1,170,111.06 = 561,296.48/x
  3. Step 3: Cross multiply
    847,684.16x = 1,170,111.06 × 561,296.48
  4. Step 4: Simplify right side
    847,684.16x = 656,779,219,187.07
  5. Step 5: Solve for x
    x = 656,779,219,187.07/847,684.16
  6. Step 6: Final answer
    x = 774,792.37

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Double scale
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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.