Home / 852,617.61-1,176,332.86-607,640.95

Finding the Fourth Proportional to 852,617.61, 1,176,332.86 and 607,640.95

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Solution

The fourth proportional to 852,617.61, 1,176,332.86 and 607,640.95 is: 838,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,617.61 : 1,176,332.86 = 607,640.95 : x
  2. Step 2: Convert to fraction form
    852,617.61/1,176,332.86 = 607,640.95/x
  3. Step 3: Cross multiply
    852,617.61x = 1,176,332.86 × 607,640.95
  4. Step 4: Simplify right side
    852,617.61x = 714,788,016,566.62
  5. Step 5: Solve for x
    x = 714,788,016,566.62/852,617.61
  6. Step 6: Final answer
    x = 838,345.36

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1.5x scale

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.