Home / 740,021.10-1,037,079.30-740,021.10

Finding the Fourth Proportional to 740,021.10, 1,037,079.30 and 740,021.10

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Solution

The fourth proportional to 740,021.10, 1,037,079.30 and 740,021.10 is: 1,037,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,021.10 : 1,037,079.30 = 740,021.10 : x
  2. Step 2: Convert to fraction form
    740,021.10/1,037,079.30 = 740,021.10/x
  3. Step 3: Cross multiply
    740,021.10x = 1,037,079.30 × 740,021.10
  4. Step 4: Simplify right side
    740,021.10x = 767,460,564,373.23
  5. Step 5: Solve for x
    x = 767,460,564,373.23/740,021.10
  6. Step 6: Final answer
    x = 1,037,079.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.