Home / 770,337.60-1,063,333.08-529,417.68

Finding the Fourth Proportional to 770,337.60, 1,063,333.08 and 529,417.68

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Solution

The fourth proportional to 770,337.60, 1,063,333.08 and 529,417.68 is: 730,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,337.60 : 1,063,333.08 = 529,417.68 : x
  2. Step 2: Convert to fraction form
    770,337.60/1,063,333.08 = 529,417.68/x
  3. Step 3: Cross multiply
    770,337.60x = 1,063,333.08 × 529,417.68
  4. Step 4: Simplify right side
    770,337.60x = 562,947,332,280.86
  5. Step 5: Solve for x
    x = 562,947,332,280.86/770,337.60
  6. Step 6: Final answer
    x = 730,780.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.