Home / 632,764.07-873,621.95-564,663.93

Finding the Fourth Proportional to 632,764.07, 873,621.95 and 564,663.93

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Solution

The fourth proportional to 632,764.07, 873,621.95 and 564,663.93 is: 779,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,764.07 : 873,621.95 = 564,663.93 : x
  2. Step 2: Convert to fraction form
    632,764.07/873,621.95 = 564,663.93/x
  3. Step 3: Cross multiply
    632,764.07x = 873,621.95 × 564,663.93
  4. Step 4: Simplify right side
    632,764.07x = 493,302,800,797.94
  5. Step 5: Solve for x
    x = 493,302,800,797.94/632,764.07
  6. Step 6: Final answer
    x = 779,599.90

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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.