Home / 717,159.52-1,075,071.04-243,520.92

Finding the Fourth Proportional to 717,159.52, 1,075,071.04 and 243,520.92

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Solution

The fourth proportional to 717,159.52, 1,075,071.04 and 243,520.92 is: 365,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,159.52 : 1,075,071.04 = 243,520.92 : x
  2. Step 2: Convert to fraction form
    717,159.52/1,075,071.04 = 243,520.92/x
  3. Step 3: Cross multiply
    717,159.52x = 1,075,071.04 × 243,520.92
  4. Step 4: Simplify right side
    717,159.52x = 261,802,288,726.16
  5. Step 5: Solve for x
    x = 261,802,288,726.16/717,159.52
  6. Step 6: Final answer
    x = 365,054.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.