Home / 914,242.57-1,261,617.62-506,320.13

Finding the Fourth Proportional to 914,242.57, 1,261,617.62 and 506,320.13

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Solution

The fourth proportional to 914,242.57, 1,261,617.62 and 506,320.13 is: 698,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,242.57 : 1,261,617.62 = 506,320.13 : x
  2. Step 2: Convert to fraction form
    914,242.57/1,261,617.62 = 506,320.13/x
  3. Step 3: Cross multiply
    914,242.57x = 1,261,617.62 × 506,320.13
  4. Step 4: Simplify right side
    914,242.57x = 638,782,397,991.13
  5. Step 5: Solve for x
    x = 638,782,397,991.13/914,242.57
  6. Step 6: Final answer
    x = 698,701.22

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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.