Home / 747,555.20-1,032,975.64-532,321.60

Finding the Fourth Proportional to 747,555.20, 1,032,975.64 and 532,321.60

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Solution

The fourth proportional to 747,555.20, 1,032,975.64 and 532,321.60 is: 735,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,555.20 : 1,032,975.64 = 532,321.60 : x
  2. Step 2: Convert to fraction form
    747,555.20/1,032,975.64 = 532,321.60/x
  3. Step 3: Cross multiply
    747,555.20x = 1,032,975.64 × 532,321.60
  4. Step 4: Simplify right side
    747,555.20x = 549,875,245,445.82
  5. Step 5: Solve for x
    x = 549,875,245,445.82/747,555.20
  6. Step 6: Final answer
    x = 735,564.74

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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.