Home / 834,827.80-1,152,062.75-472,243.93

Finding the Fourth Proportional to 834,827.80, 1,152,062.75 and 472,243.93

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Solution

The fourth proportional to 834,827.80, 1,152,062.75 and 472,243.93 is: 651,696.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,827.80 : 1,152,062.75 = 472,243.93 : x
  2. Step 2: Convert to fraction form
    834,827.80/1,152,062.75 = 472,243.93/x
  3. Step 3: Cross multiply
    834,827.80x = 1,152,062.75 × 472,243.93
  4. Step 4: Simplify right side
    834,827.80x = 544,054,640,666.61
  5. Step 5: Solve for x
    x = 544,054,640,666.61/834,827.80
  6. Step 6: Final answer
    x = 651,696.84

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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.