Home / 730,878.20-1,096,317.30-553,731.20

Finding the Fourth Proportional to 730,878.20, 1,096,317.30 and 553,731.20

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Solution

The fourth proportional to 730,878.20, 1,096,317.30 and 553,731.20 is: 830,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,878.20 : 1,096,317.30 = 553,731.20 : x
  2. Step 2: Convert to fraction form
    730,878.20/1,096,317.30 = 553,731.20/x
  3. Step 3: Cross multiply
    730,878.20x = 1,096,317.30 × 553,731.20
  4. Step 4: Simplify right side
    730,878.20x = 607,065,094,109.76
  5. Step 5: Solve for x
    x = 607,065,094,109.76/730,878.20
  6. Step 6: Final answer
    x = 830,596.80

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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.