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Finding the Fourth Proportional to 593,121.30, 889,681.95 and 565,565.10

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Solution

The fourth proportional to 593,121.30, 889,681.95 and 565,565.10 is: 848,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,121.30 : 889,681.95 = 565,565.10 : x
  2. Step 2: Convert to fraction form
    593,121.30/889,681.95 = 565,565.10/x
  3. Step 3: Cross multiply
    593,121.30x = 889,681.95 × 565,565.10
  4. Step 4: Simplify right side
    593,121.30x = 503,173,061,019.95
  5. Step 5: Solve for x
    x = 503,173,061,019.95/593,121.30
  6. Step 6: Final answer
    x = 848,347.65

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Double scale
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Similar ratio
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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.