Home / 963,913.92-1,330,278-534,235.20

Finding the Fourth Proportional to 963,913.92, 1,330,278 and 534,235.20

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Solution

The fourth proportional to 963,913.92, 1,330,278 and 534,235.20 is: 737,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,913.92 : 1,330,278 = 534,235.20 : x
  2. Step 2: Convert to fraction form
    963,913.92/1,330,278 = 534,235.20/x
  3. Step 3: Cross multiply
    963,913.92x = 1,330,278 × 534,235.20
  4. Step 4: Simplify right side
    963,913.92x = 710,681,333,385.60
  5. Step 5: Solve for x
    x = 710,681,333,385.60/963,913.92
  6. Step 6: Final answer
    x = 737,287.14

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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.