Home / 771,457.92-1,064,600.04-431,938.32

Finding the Fourth Proportional to 771,457.92, 1,064,600.04 and 431,938.32

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Solution

The fourth proportional to 771,457.92, 1,064,600.04 and 431,938.32 is: 596,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,457.92 : 1,064,600.04 = 431,938.32 : x
  2. Step 2: Convert to fraction form
    771,457.92/1,064,600.04 = 431,938.32/x
  3. Step 3: Cross multiply
    771,457.92x = 1,064,600.04 × 431,938.32
  4. Step 4: Simplify right side
    771,457.92x = 459,841,552,749.53
  5. Step 5: Solve for x
    x = 459,841,552,749.53/771,457.92
  6. Step 6: Final answer
    x = 596,068.22

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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.