Home / 713,911.99-1,070,871.63-240,601.45

Finding the Fourth Proportional to 713,911.99, 1,070,871.63 and 240,601.45

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Solution

The fourth proportional to 713,911.99, 1,070,871.63 and 240,601.45 is: 360,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,911.99 : 1,070,871.63 = 240,601.45 : x
  2. Step 2: Convert to fraction form
    713,911.99/1,070,871.63 = 240,601.45/x
  3. Step 3: Cross multiply
    713,911.99x = 1,070,871.63 × 240,601.45
  4. Step 4: Simplify right side
    713,911.99x = 257,653,266,941.86
  5. Step 5: Solve for x
    x = 257,653,266,941.86/713,911.99
  6. Step 6: Final answer
    x = 360,903.40

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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.