Home / 949,363.20-1,310,070.48-519,560.22

Finding the Fourth Proportional to 949,363.20, 1,310,070.48 and 519,560.22

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Solution

The fourth proportional to 949,363.20, 1,310,070.48 and 519,560.22 is: 716,965.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,363.20 : 1,310,070.48 = 519,560.22 : x
  2. Step 2: Convert to fraction form
    949,363.20/1,310,070.48 = 519,560.22/x
  3. Step 3: Cross multiply
    949,363.20x = 1,310,070.48 × 519,560.22
  4. Step 4: Simplify right side
    949,363.20x = 680,660,506,804.31
  5. Step 5: Solve for x
    x = 680,660,506,804.31/949,363.20
  6. Step 6: Final answer
    x = 716,965.34

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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.