Home / 877,520.94-1,211,060.07-533,277.42

Finding the Fourth Proportional to 877,520.94, 1,211,060.07 and 533,277.42

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Solution

The fourth proportional to 877,520.94, 1,211,060.07 and 533,277.42 is: 735,972.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,520.94 : 1,211,060.07 = 533,277.42 : x
  2. Step 2: Convert to fraction form
    877,520.94/1,211,060.07 = 533,277.42/x
  3. Step 3: Cross multiply
    877,520.94x = 1,211,060.07 × 533,277.42
  4. Step 4: Simplify right side
    877,520.94x = 645,830,989,594.62
  5. Step 5: Solve for x
    x = 645,830,989,594.62/877,520.94
  6. Step 6: Final answer
    x = 735,972.17

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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.