Home / 750,925.04-1,036,267.92-406,754.40

Finding the Fourth Proportional to 750,925.04, 1,036,267.92 and 406,754.40

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Solution

The fourth proportional to 750,925.04, 1,036,267.92 and 406,754.40 is: 561,316.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,925.04 : 1,036,267.92 = 406,754.40 : x
  2. Step 2: Convert to fraction form
    750,925.04/1,036,267.92 = 406,754.40/x
  3. Step 3: Cross multiply
    750,925.04x = 1,036,267.92 × 406,754.40
  4. Step 4: Simplify right side
    750,925.04x = 421,506,536,038.85
  5. Step 5: Solve for x
    x = 421,506,536,038.85/750,925.04
  6. Step 6: Final answer
    x = 561,316.39

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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.