Home / 889,153.57-1,332,656.25-433,061.20

Finding the Fourth Proportional to 889,153.57, 1,332,656.25 and 433,061.20

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Solution

The fourth proportional to 889,153.57, 1,332,656.25 and 433,061.20 is: 649,068.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,153.57 : 1,332,656.25 = 433,061.20 : x
  2. Step 2: Convert to fraction form
    889,153.57/1,332,656.25 = 433,061.20/x
  3. Step 3: Cross multiply
    889,153.57x = 1,332,656.25 × 433,061.20
  4. Step 4: Simplify right side
    889,153.57x = 577,121,714,812.50
  5. Step 5: Solve for x
    x = 577,121,714,812.50/889,153.57
  6. Step 6: Final answer
    x = 649,068.66

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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.