Home / 525,951.10-788,926.65-302,002.30

Finding the Fourth Proportional to 525,951.10, 788,926.65 and 302,002.30

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Solution

The fourth proportional to 525,951.10, 788,926.65 and 302,002.30 is: 453,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,951.10 : 788,926.65 = 302,002.30 : x
  2. Step 2: Convert to fraction form
    525,951.10/788,926.65 = 302,002.30/x
  3. Step 3: Cross multiply
    525,951.10x = 788,926.65 × 302,002.30
  4. Step 4: Simplify right side
    525,951.10x = 238,257,662,831.30
  5. Step 5: Solve for x
    x = 238,257,662,831.30/525,951.10
  6. Step 6: Final answer
    x = 453,003.45

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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.