Home / 713,688.48-1,070,533.53-240,334.20

Finding the Fourth Proportional to 713,688.48, 1,070,533.53 and 240,334.20

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Solution

The fourth proportional to 713,688.48, 1,070,533.53 and 240,334.20 is: 360,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,688.48 : 1,070,533.53 = 240,334.20 : x
  2. Step 2: Convert to fraction form
    713,688.48/1,070,533.53 = 240,334.20/x
  3. Step 3: Cross multiply
    713,688.48x = 1,070,533.53 × 240,334.20
  4. Step 4: Simplify right side
    713,688.48x = 257,285,823,083.31
  5. Step 5: Solve for x
    x = 257,285,823,083.31/713,688.48
  6. Step 6: Final answer
    x = 360,501.58

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.