Home / 970,869.65-1,456,303.20-260,897.69

Finding the Fourth Proportional to 970,869.65, 1,456,303.20 and 260,897.69

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Solution

The fourth proportional to 970,869.65, 1,456,303.20 and 260,897.69 is: 391,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,869.65 : 1,456,303.20 = 260,897.69 : x
  2. Step 2: Convert to fraction form
    970,869.65/1,456,303.20 = 260,897.69/x
  3. Step 3: Cross multiply
    970,869.65x = 1,456,303.20 × 260,897.69
  4. Step 4: Simplify right side
    970,869.65x = 379,946,140,819.61
  5. Step 5: Solve for x
    x = 379,946,140,819.61/970,869.65
  6. Step 6: Final answer
    x = 391,346.19

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Double scale
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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.