Home / 963,801.54-1,330,030.53-534,080.34

Finding the Fourth Proportional to 963,801.54, 1,330,030.53 and 534,080.34

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Solution

The fourth proportional to 963,801.54, 1,330,030.53 and 534,080.34 is: 737,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,801.54 : 1,330,030.53 = 534,080.34 : x
  2. Step 2: Convert to fraction form
    963,801.54/1,330,030.53 = 534,080.34/x
  3. Step 3: Cross multiply
    963,801.54x = 1,330,030.53 × 534,080.34
  4. Step 4: Simplify right side
    963,801.54x = 710,343,157,672.78
  5. Step 5: Solve for x
    x = 710,343,157,672.78/963,801.54
  6. Step 6: Final answer
    x = 737,022.23

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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.