Home / 730,468.20-1,095,702.30-553,321.20

Finding the Fourth Proportional to 730,468.20, 1,095,702.30 and 553,321.20

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Solution

The fourth proportional to 730,468.20, 1,095,702.30 and 553,321.20 is: 829,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,468.20 : 1,095,702.30 = 553,321.20 : x
  2. Step 2: Convert to fraction form
    730,468.20/1,095,702.30 = 553,321.20/x
  3. Step 3: Cross multiply
    730,468.20x = 1,095,702.30 × 553,321.20
  4. Step 4: Simplify right side
    730,468.20x = 606,275,311,478.76
  5. Step 5: Solve for x
    x = 606,275,311,478.76/730,468.20
  6. Step 6: Final answer
    x = 829,981.80

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Double scale
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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.