Home / 761,115.94-1,050,340.47-416,964.38

Finding the Fourth Proportional to 761,115.94, 1,050,340.47 and 416,964.38

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Solution

The fourth proportional to 761,115.94, 1,050,340.47 and 416,964.38 is: 575,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,115.94 : 1,050,340.47 = 416,964.38 : x
  2. Step 2: Convert to fraction form
    761,115.94/1,050,340.47 = 416,964.38/x
  3. Step 3: Cross multiply
    761,115.94x = 1,050,340.47 × 416,964.38
  4. Step 4: Simplify right side
    761,115.94x = 437,954,564,909.39
  5. Step 5: Solve for x
    x = 437,954,564,909.39/761,115.94
  6. Step 6: Final answer
    x = 575,411.10

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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.