Home / 852,176.16-1,176,000.66-470,199.60

Finding the Fourth Proportional to 852,176.16, 1,176,000.66 and 470,199.60

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Solution

The fourth proportional to 852,176.16, 1,176,000.66 and 470,199.60 is: 648,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,176.16 : 1,176,000.66 = 470,199.60 : x
  2. Step 2: Convert to fraction form
    852,176.16/1,176,000.66 = 470,199.60/x
  3. Step 3: Cross multiply
    852,176.16x = 1,176,000.66 × 470,199.60
  4. Step 4: Simplify right side
    852,176.16x = 552,955,039,931.74
  5. Step 5: Solve for x
    x = 552,955,039,931.74/852,176.16
  6. Step 6: Final answer
    x = 648,874.10

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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.