Home / 963,985.80-1,330,300.50-534,293.64

Finding the Fourth Proportional to 963,985.80, 1,330,300.50 and 534,293.64

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Solution

The fourth proportional to 963,985.80, 1,330,300.50 and 534,293.64 is: 737,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,985.80 : 1,330,300.50 = 534,293.64 : x
  2. Step 2: Convert to fraction form
    963,985.80/1,330,300.50 = 534,293.64/x
  3. Step 3: Cross multiply
    963,985.80x = 1,330,300.50 × 534,293.64
  4. Step 4: Simplify right side
    963,985.80x = 710,771,096,438.82
  5. Step 5: Solve for x
    x = 710,771,096,438.82/963,985.80
  6. Step 6: Final answer
    x = 737,325.28

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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.