Home / 760,365.43-1,049,259.42-416,133.45

Finding the Fourth Proportional to 760,365.43, 1,049,259.42 and 416,133.45

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Solution

The fourth proportional to 760,365.43, 1,049,259.42 and 416,133.45 is: 574,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,365.43 : 1,049,259.42 = 416,133.45 : x
  2. Step 2: Convert to fraction form
    760,365.43/1,049,259.42 = 416,133.45/x
  3. Step 3: Cross multiply
    760,365.43x = 1,049,259.42 × 416,133.45
  4. Step 4: Simplify right side
    760,365.43x = 436,631,942,389.60
  5. Step 5: Solve for x
    x = 436,631,942,389.60/760,365.43
  6. Step 6: Final answer
    x = 574,239.60

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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.