Home / 785,529.51-1,084,153.85-463,275.06

Finding the Fourth Proportional to 785,529.51, 1,084,153.85 and 463,275.06

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Solution

The fourth proportional to 785,529.51, 1,084,153.85 and 463,275.06 is: 639,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,529.51 : 1,084,153.85 = 463,275.06 : x
  2. Step 2: Convert to fraction form
    785,529.51/1,084,153.85 = 463,275.06/x
  3. Step 3: Cross multiply
    785,529.51x = 1,084,153.85 × 463,275.06
  4. Step 4: Simplify right side
    785,529.51x = 502,261,439,907.98
  5. Step 5: Solve for x
    x = 502,261,439,907.98/785,529.51
  6. Step 6: Final answer
    x = 639,392.20

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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.