Home / 761,469.08-1,050,694.10-434,632.86

Finding the Fourth Proportional to 761,469.08, 1,050,694.10 and 434,632.86

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Solution

The fourth proportional to 761,469.08, 1,050,694.10 and 434,632.86 is: 599,717.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,469.08 : 1,050,694.10 = 434,632.86 : x
  2. Step 2: Convert to fraction form
    761,469.08/1,050,694.10 = 434,632.86/x
  3. Step 3: Cross multiply
    761,469.08x = 1,050,694.10 × 434,632.86
  4. Step 4: Simplify right side
    761,469.08x = 456,666,181,124.84
  5. Step 5: Solve for x
    x = 456,666,181,124.84/761,469.08
  6. Step 6: Final answer
    x = 599,717.30

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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.