Home / 833,532.50-1,150,275.02-489,300.51

Finding the Fourth Proportional to 833,532.50, 1,150,275.02 and 489,300.51

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Solution

The fourth proportional to 833,532.50, 1,150,275.02 and 489,300.51 is: 675,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,532.50 : 1,150,275.02 = 489,300.51 : x
  2. Step 2: Convert to fraction form
    833,532.50/1,150,275.02 = 489,300.51/x
  3. Step 3: Cross multiply
    833,532.50x = 1,150,275.02 × 489,300.51
  4. Step 4: Simplify right side
    833,532.50x = 562,830,151,479.76
  5. Step 5: Solve for x
    x = 562,830,151,479.76/833,532.50
  6. Step 6: Final answer
    x = 675,234.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.