Home / 761,480.37-1,050,709.59-434,644.11

Finding the Fourth Proportional to 761,480.37, 1,050,709.59 and 434,644.11

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Solution

The fourth proportional to 761,480.37, 1,050,709.59 and 434,644.11 is: 599,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,480.37 : 1,050,709.59 = 434,644.11 : x
  2. Step 2: Convert to fraction form
    761,480.37/1,050,709.59 = 434,644.11/x
  3. Step 3: Cross multiply
    761,480.37x = 1,050,709.59 × 434,644.11
  4. Step 4: Simplify right side
    761,480.37x = 456,684,734,614.02
  5. Step 5: Solve for x
    x = 456,684,734,614.02/761,480.37
  6. Step 6: Final answer
    x = 599,732.77

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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.