Home / 963,806.89-1,330,061.39-534,094.20

Finding the Fourth Proportional to 963,806.89, 1,330,061.39 and 534,094.20

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Solution

The fourth proportional to 963,806.89, 1,330,061.39 and 534,094.20 is: 737,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,806.89 : 1,330,061.39 = 534,094.20 : x
  2. Step 2: Convert to fraction form
    963,806.89/1,330,061.39 = 534,094.20/x
  3. Step 3: Cross multiply
    963,806.89x = 1,330,061.39 × 534,094.20
  4. Step 4: Simplify right side
    963,806.89x = 710,378,066,384.74
  5. Step 5: Solve for x
    x = 710,378,066,384.74/963,806.89
  6. Step 6: Final answer
    x = 737,054.35

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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.