Home / 913,923.54-1,261,224.53-506,032.54

Finding the Fourth Proportional to 913,923.54, 1,261,224.53 and 506,032.54

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Solution

The fourth proportional to 913,923.54, 1,261,224.53 and 506,032.54 is: 698,330.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,923.54 : 1,261,224.53 = 506,032.54 : x
  2. Step 2: Convert to fraction form
    913,923.54/1,261,224.53 = 506,032.54/x
  3. Step 3: Cross multiply
    913,923.54x = 1,261,224.53 × 506,032.54
  4. Step 4: Simplify right side
    913,923.54x = 638,220,652,426.21
  5. Step 5: Solve for x
    x = 638,220,652,426.21/913,923.54
  6. Step 6: Final answer
    x = 698,330.47

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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.