Home / 852,543.44-1,176,510.05-470,570.32

Finding the Fourth Proportional to 852,543.44, 1,176,510.05 and 470,570.32

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Solution

The fourth proportional to 852,543.44, 1,176,510.05 and 470,570.32 is: 649,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,543.44 : 1,176,510.05 = 470,570.32 : x
  2. Step 2: Convert to fraction form
    852,543.44/1,176,510.05 = 470,570.32/x
  3. Step 3: Cross multiply
    852,543.44x = 1,176,510.05 × 470,570.32
  4. Step 4: Simplify right side
    852,543.44x = 553,630,708,358.86
  5. Step 5: Solve for x
    x = 553,630,708,358.86/852,543.44
  6. Step 6: Final answer
    x = 649,387.10

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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.