Home / 904,315.15-1,247,908.35-536,807.71

Finding the Fourth Proportional to 904,315.15, 1,247,908.35 and 536,807.71

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Solution

The fourth proportional to 904,315.15, 1,247,908.35 and 536,807.71 is: 740,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,315.15 : 1,247,908.35 = 536,807.71 : x
  2. Step 2: Convert to fraction form
    904,315.15/1,247,908.35 = 536,807.71/x
  3. Step 3: Cross multiply
    904,315.15x = 1,247,908.35 × 536,807.71
  4. Step 4: Simplify right side
    904,315.15x = 669,886,823,653.38
  5. Step 5: Solve for x
    x = 669,886,823,653.38/904,315.15
  6. Step 6: Final answer
    x = 740,767.00

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Double scale
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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.