Home / 761,045.83-1,050,260.21-434,352.28

Finding the Fourth Proportional to 761,045.83, 1,050,260.21 and 434,352.28

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Solution

The fourth proportional to 761,045.83, 1,050,260.21 and 434,352.28 is: 599,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,045.83 : 1,050,260.21 = 434,352.28 : x
  2. Step 2: Convert to fraction form
    761,045.83/1,050,260.21 = 434,352.28/x
  3. Step 3: Cross multiply
    761,045.83x = 1,050,260.21 × 434,352.28
  4. Step 4: Simplify right side
    761,045.83x = 456,182,914,635.02
  5. Step 5: Solve for x
    x = 456,182,914,635.02/761,045.83
  6. Step 6: Final answer
    x = 599,415.83

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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.