Home / 837,068.20-1,255,602.30-585,125.80

Finding the Fourth Proportional to 837,068.20, 1,255,602.30 and 585,125.80

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Solution

The fourth proportional to 837,068.20, 1,255,602.30 and 585,125.80 is: 877,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,068.20 : 1,255,602.30 = 585,125.80 : x
  2. Step 2: Convert to fraction form
    837,068.20/1,255,602.30 = 585,125.80/x
  3. Step 3: Cross multiply
    837,068.20x = 1,255,602.30 × 585,125.80
  4. Step 4: Simplify right side
    837,068.20x = 734,685,300,269.34
  5. Step 5: Solve for x
    x = 734,685,300,269.34/837,068.20
  6. Step 6: Final answer
    x = 877,688.70

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Double scale
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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.