Home / 761,048.83-1,050,264.34-434,355.33

Finding the Fourth Proportional to 761,048.83, 1,050,264.34 and 434,355.33

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Solution

The fourth proportional to 761,048.83, 1,050,264.34 and 434,355.33 is: 599,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,048.83 : 1,050,264.34 = 434,355.33 : x
  2. Step 2: Convert to fraction form
    761,048.83/1,050,264.34 = 434,355.33/x
  3. Step 3: Cross multiply
    761,048.83x = 1,050,264.34 × 434,355.33
  4. Step 4: Simplify right side
    761,048.83x = 456,187,913,376.05
  5. Step 5: Solve for x
    x = 456,187,913,376.05/761,048.83
  6. Step 6: Final answer
    x = 599,420.03

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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.