Home / 645,543.91-973,150.63-602,192.08

Finding the Fourth Proportional to 645,543.91, 973,150.63 and 602,192.08

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Solution

The fourth proportional to 645,543.91, 973,150.63 and 602,192.08 is: 907,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,543.91 : 973,150.63 = 602,192.08 : x
  2. Step 2: Convert to fraction form
    645,543.91/973,150.63 = 602,192.08/x
  3. Step 3: Cross multiply
    645,543.91x = 973,150.63 × 602,192.08
  4. Step 4: Simplify right side
    645,543.91x = 586,023,602,033.01
  5. Step 5: Solve for x
    x = 586,023,602,033.01/645,543.91
  6. Step 6: Final answer
    x = 907,798.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.